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flagship course · GL-22

Marketplace Fulfilment Selling

Sell through online marketplaces and deliver reliably: list products well, price after fees, pick, pack and ship on time, and handle returns.

about this course

What you will be able to do

L4 Practitioner54 h of lessons plus practiceAbout 8 to 12 weeks part-time

Sell through online marketplaces and deliver reliably: list products well, price after fees, pick, pack and ship on time, and handle returns.

  • Understand Explain marketplace rules, fees and fulfilment options.
  • Apply Create product listings that match what buyers search for.
  • Analyse Analyse real profit per order after all fees.
  • Create Run a pick-pack-ship routine and track delivery.
  • Evaluate Evaluate seller metrics such as late shipments and returns.

Task, condition and standard

Task

List 10 products on a marketplace (or a practice environment), process 20 orders and report profit per order and service measures.

Condition

Products you may sell, a seller account or practice shop, packing materials, a scale, a spreadsheet, a mentor with trading experience and a peer circle. About 10 weeks part-time.

Standard

Every listing accurate; profit per order calculated with all fees; 95% of orders shipped within the promised time; returns logged with reasons; no restricted items sold.

Who it is for: Small traders, home businesses, students, returners. Requirements: None. Materials: lesson text, worked examples, templates, rubric, 10-question check.

Safety and limits: Read marketplace rules and local law on what you may sell. Be honest in listings. Never sell restricted or unsafe items.

lesson by lesson

8 modules with worked examples

Module 1 How marketplaces work 4 hUnderstand

A marketplace brings buyers; it sets rules. You will read a marketplace's fee table and ranking factors and calculate what each sale really costs before committing stock.

  • Seller account, fees, categories, ratings.
  • Fulfilment: you ship, or the marketplace stores and ships.
  • Policies: returns, claims, banned items.
  • The buyer belongs to the platform, so build your own list too where allowed.
  • Read the marketplace's seller rules and fee table before listing anything, and write down the commission percentage, payment fee and any monthly charge in one line.
  • Understand what usually lifts a listing in marketplace search: sales history, review score, price, delivery speed and complete product details; build these strengths first instead of copying competitors.
  • Read the seller rules once a month.
  • Photograph products on a plain background.
Worked example. A listing fee 1.00 plus 12% on a 20.00 sale = 3.40 taken (an estimate in your currency; check your market).

Activity. Summarise the fees and rules of one marketplace.

Standard to meet. Name the fees in the summary with an example.

Common mistake. Not reading the marketplace rules.

Second worked example. On an 18.00 sale with a 10% commission and 0.50 listing fee, the marketplace keeps 2.30, so the seller starts from 15.70 before shipping and cost. Amounts are in your currency.

Check yourself. Which rule matters most to you?

Module 2 Choose what to sell 6 hUnderstand

Pick products you can source, ship and support. You will score product ideas on demand, competition, margin and shipping, then verify a sample, choosing items you can supply and support.

  • Demand: search volume and reviews.
  • Margin after all costs.
  • Size, weight, fragility, returns.
  • Legal limits and labels.
  • Compare five product ideas on demand, competition, margin and shipping difficulty; give each 1 to 5 and start with the one that scores highest and is small and light.
  • Order samples from your supplier and check quality yourself, then write the real unit cost including packaging; only products with at least 15 percent margin after fees are worth listing.
  • Check batteries or liquids for shipping rules.
  • Keep sample items for tests.
Worked example. A 1 kg breakable item costs more to ship and breaks more often: skip it for the first month.

Activity. Score ten ideas on five criteria.

Standard to meet. Choose the top ten with reasons.

Common mistake. Choosing products by price alone.

Second worked example. Top ten products scored on demand, margin, size, returns and rules; a 1 kg breakable item is dropped because returns cost too much.

Check yourself. What did you reject and why?

Module 3 Write listings 8 hApply

Listings are your shop window. You will write a keyword-first title, clear bullets and a strong photo set, so shoppers understand the item and trust the listing.

  • Title with product, key feature, size.
  • Photos: front, back, scale, in use.
  • Bullet points answer questions.
  • Honest description and condition.
  • Write the title with the main product word first, then size or colour, in under 80 characters, and add at least five photos on a plain background plus one in use.
  • Use bullet points for the five features buyers ask about most, state exact measurements and materials, and answer the likely question 'will this fit or work for me?'.
  • List what to say when a parcel is lost.
  • Plan for returns in your price.
Worked example. Title: "Cotton tote bag, 40x35 cm, natural, strong handles".

Activity. Create 10 listings.

Standard to meet. Provide 5 photos and accurate details for each.

Common mistake. Copying another seller's text.

Second worked example. Title: 'Kids rain boots, size 28, yellow, non-slip sole, washable'. Photos: front, side, sole, worn by a child, size chart beside a ruler.

Check yourself. Are your photos your own?

Module 4 Price after fees 8 hApply

Know profit before you list. You will compute profit at three price points after commission, payment fee, postage and returns, and set a floor price you never cross.

  • Profit = price - product cost - marketplace fee - shipping - packing - payment fee.
  • Check at several prices.
  • Include returns allowance.
  • Set a minimum price.
  • Use the formula: selling price minus product cost, marketplace commission, payment fee, packaging, postage and returns allowance equals profit; calculate it for three price points.
  • Set a minimum price at which you still earn 10 percent after all costs, and never go below it in a sale, even when competitors do.
  • Keep spare packaging in stock.
  • Use a scale for every parcel.
Worked example. Price 20.00; product 8.00; fee 3.40; shipping 3.50; packing 0.60; payment 0.60: profit 3.90. Amounts are in your currency.

Activity. Build a profit calculator.

Standard to meet. Check that the calculator is right for three products.

Common mistake. Pricing before fees.

Second worked example. A 30.00 pair of boots costs 12.00 to buy. Marketplace commission 4.50, postage 5.00, box 0.80, payment charge 0.90 leave 6.80 profit, about 23% of the price. Amounts are in your currency.

Check yourself. What is your minimum price?

Module 5 Stock and pick-pack 8 hAnalyse

Order accuracy wins good ratings. You will label stock, set reorder points and use a pick-and-pack checklist, so the right item reaches the right buyer every time.

  • Label shelves; count weekly.
  • Pick by list; scan or tick.
  • Pack to protect; add invoice and return info.
  • Photograph the pack for claims.
  • Label every shelf and product with a code, count stock weekly, and set a reorder point: daily sales times the lead time from your supplier in days, plus a few days of buffer.
  • Pick and pack with a checklist: right item, right quantity, undamaged, packed securely, label matched to order; this takes about three minutes per parcel and prevents most errors.
  • Record courier cut-off times.
  • Set a rule for answering messages within a day.
Worked example. Mis-picks drop from 4 in 100 to 1 in 100 after labelling shelves.

Activity. Run 20 orders through pick-pack.

Standard to meet. Count the error rate.

Common mistake. Unlabelled shelves.

Second worked example. Shelves are labelled by letter and number, and a pick list is sorted by shelf. Pick time drops from 6 to 3 minutes per order in a day of 20 orders.

Check yourself. Is every shelf labelled?

Module 6 Shipping and tracking 10 hCreate

Delivery is part of the product. You will dispatch on time, upload tracking and compare carriers on a typical parcel, making delivery a strength rather than a complaint.

  • Compare carriers on price, time, tracking.
  • Print labels; hand over on time.
  • Share tracking.
  • Plan for delays and lost parcels.
  • Dispatch within the time promised, usually one working day, upload tracking numbers immediately and send the buyer a short message with expected arrival.
  • Compare three carriers on cost, speed and tracking for a typical 500 gram parcel, and add packaging cost; pick the one that balances price with reliable delivery.
  • Review fees after each change.
  • Track top five sellers.
Worked example. Handling promise 1 day. 19 of 20 shipped on time: 95%.

Activity. Ship and track 20 orders.

Standard to meet. Calculate the on-time rate.

Common mistake. Promising fast delivery you cannot keep.

Second worked example. A seller promises dispatch in 2 days. Of 50 orders 47 leave on time (94%); the 3 late ones were out-of-stock items, so stock counts are checked every Friday.

Check yourself. What is your promise?

Module 7 Returns and reviews 6 hEvaluate

Handle problems well to win trust. You will write a four-sentence returns policy and log return reasons, turning complaints into listing fixes that reduce future refunds.

  • Return reasons log.
  • Refund quickly; replace if needed.
  • Reply politely to reviews.
  • Fix causes: size, photos, packaging.
  • Write a returns policy in four sentences covering time limit, condition, who pays postage and refund timing, and reply to every review within two days, thanking and fixing.
  • Record the reason for every return in a log; if three of ten returns say 'smaller than expected', change the listing size details instead of only issuing refunds.
  • Remove products with repeated returns.
  • Compare two marketplaces on fees and reach.
Worked example. Three returns say "smaller than expected": add a size picture next to a coin; returns drop.

Activity. Log returns and fix two causes.

Standard to meet. Show that the fixes reduce returns.

Common mistake. Ignoring return reasons.

Second worked example. Four reviews say 'colour is darker'. The seller adds a daylight photo and a line about the shade; the next 20 orders bring no colour complaint.

Check yourself. What is the top reason?

Module 8 Seller metrics and growth 4 hCreate

Platforms rank you on service. You will watch four seller metrics weekly and expand using profit data, protecting your account standing while the range grows.

  • Late shipment rate, cancellations, rating, return rate.
  • Weekly metrics table.
  • Add products slowly.
  • Plan 90 days.
  • Watch four seller metrics weekly: late shipment rate, cancellation rate, complaint rate and review score, and keep each within the marketplace's target.
  • Plan the next ten products by data: take the two best sellers by profit, find similar items, and add them one at a time, checking margin and returns after a month.
  • Back up your product list.
  • Plan your next ten products with data.
Worked example. Late 5%, cancel 1%, rating 4.7, returns 6%: fix late shipping first.

Activity. Report metrics and plan.

Standard to meet. Report lists three actions.

Common mistake. Scaling listings before service.

Second worked example. Last month: late shipments 3%, cancels 2%, rating 4.5, returns 9%. Returns are the highest, so the seller checks sizing words and adds a measurement table first.

Check yourself. Which metric is weakest?

case cards and glossary

Practise on cases; learn the words

Case 1. Late parcel

A buyer says the parcel is late.

Question: First steps?

Model answer: Check tracking, apologise, update, offer remedy if lost, and log the cause.

Case 2. Fee change

The marketplace raises fees by 2 points.

Question: What do you do?

Model answer: Recalculate profit, adjust price or stop low-margin items.

Glossary

Listing
The product page.
Fulfilment
Picking, packing and shipping.
SKU
A unique stock code.
Seller rating
Buyers' score of you.
Handling time
Time to ship.
Referral fee
Marketplace commission.

assessment

How you are checked

Your evidence: fee summary, product scores, ten listings, profit calculator, 20-order log, returns log and metrics report. A mentor and one peer mark it with this rubric. Pass: no criterion at 'Not yet', and at least 8 of 10 check answers right.

Marking rubric (Not yet, Meets, Exceeds)
CriterionNot yetMeetsExceeds
ListingsMissing, or claimed without a recordTen accurate listingsSearch terms improved views
ProfitMissing, or claimed without a recordCalculator correctPrices adjusted from data
FulfilmentMissing, or claimed without a record95% on timeError rate under 1%
ReturnsMissing, or claimed without a recordReasons loggedTwo causes fixed
MetricsMissing, or claimed without a recordWeekly tableRating improved

Ten-question check, with model answers

Q1. What fees can a marketplace charge?

Model answer: Listing, sales percentage and payment fees. (Covered in module 1: How marketplaces work. To pass that module: Name the fees in the summary with an example.)

Q2. Profit per order formula?

Model answer: Price minus product cost, fees, shipping, packing and payment fee. (Covered in module 4: Price after fees. To pass that module: Check that the calculator is right for three products.)

Q3. Why accurate listings?

Model answer: Wrong descriptions cause returns and bad ratings. (Covered in module 3: Write listings. To pass that module: Provide 5 photos and accurate details for each.)

Q4. Why label shelves?

Model answer: It cuts picking errors. (Covered in module 5: Stock and pick-pack. To pass that module: Count the error rate.)

Q5. What makes a good title?

Model answer: Product, key feature and size. (Covered in module 3: Write listings. To pass that module: Provide 5 photos and accurate details for each.)

Q6. How do you compute on-time rate?

Model answer: Orders shipped on time divided by all orders. (Covered in module 6: Shipping and tracking. To pass that module: Calculate the on-time rate.)

Q7. Why log return reasons?

Model answer: To fix causes. (Covered in module 7: Returns and reviews. To pass that module: Show that the fixes reduce returns.)

Q8. Can you sell any item?

Model answer: No; restricted items and local law apply. (Covered in module 1: How marketplaces work. To pass that module: Name the fees in the summary with an example.)

Q9. Why photograph the pack?

Model answer: It supports claims. (Covered in module 5: Stock and pick-pack. To pass that module: Count the error rate.)

Q10. Which metric to fix first?

Model answer: The one furthest from target, often late shipments. (Covered in module 8: Seller metrics and growth. To pass that module: Report lists three actions.)

jobs this leads to

Where this takes you

  • Marketplace seller. Runs a small online store.
  • Order fulfilment associate. Picks, packs, ships.
  • Seller support agent. Handles queries.
  • Operations assistant. Tracks metrics.

Next courses: E-Commerce Inventory Management; E-Commerce Growth Marketing; Selling Personal Protective Equipment.

ten locations and global

Your place

Marketplace availability, taxes and import rules differ by place: check customs, tax and product labelling. Check your local rules with an adviser before you act for real.

India (Bengaluru)

Currency: write INR next to every number. Language: English, Hindi, Kannada. Personal data law to check: Digital Personal Data Protection Act 2023. Level frame: National Skills Qualifications Framework (NSQF) and the national credit framework. Partner to practise with: an industrial-training institute, a polytechnic, a small-business cluster or a Bengaluru incubator.

Netherlands (Eindhoven area)

Currency: write EUR next to every number. Language: Dutch, English. Personal data law to check: EU GDPR (Dutch: AVG), supervised by the Autoriteit Persoonsgegevens. Level frame: the Dutch qualification framework (NLQF) linked to the European Qualifications Framework. Partner to practise with: a regional college (MBO), a maker space or a small firm in the region.

UAE (Dubai and Abu Dhabi)

Currency: write AED next to every number. Language: Arabic, English. Personal data law to check: Federal Decree-Law No. 45 of 2021 (personal data protection). Level frame: the emirate education and training regulators (for example KHDA in Dubai) and the national qualifications framework. Partner to practise with: a free-zone business centre, a training institute or a municipality-licensed operator.

Brazil (Sao Paulo)

Currency: write BRL next to every number. Language: Portuguese (Spanish and English support). Personal data law to check: LGPD (Lei Geral de Protecao de Dados). Level frame: the national technical-education catalogue and the national S-system training bodies. Partner to practise with: a small-business support agency, a technical school or a local cooperative.

Canada (Toronto)

Currency: write CAD next to every number. Language: English, French. Personal data law to check: PIPEDA, with provincial rules where they apply. Level frame: the provincial colleges framework and the national credential-recognition guidance. Partner to practise with: a community college, a settlement agency or a Toronto business hub.

United States

Currency: write USD next to every number. Language: English, Spanish. Personal data law to check: state privacy laws (for example California), and COPPA for children under 13. Level frame: state and community-college credit systems. Partner to practise with: a community college, a workforce board or a small-business development centre.

Singapore

Currency: write SGD next to every number. Language: English, Mandarin, Malay, Tamil. Personal data law to check: Personal Data Protection Act (PDPA). Level frame: the Singapore national skills frameworks and the national credit system. Partner to practise with: a channel partner, a polytechnic or an approved training provider.

Australia

Currency: write AUD next to every number. Language: English. Personal data law to check: the Privacy Act 1988 and the Australian Privacy Principles. Level frame: the Australian Qualifications Framework (AQF) levels. Partner to practise with: a vocational college or registered training organisation, or a regional business chamber.

Hong Kong (Eastern Asia)

Currency: write HKD next to every number. Language: Chinese (Cantonese, Mandarin), English. Personal data law to check: the Personal Data (Privacy) Ordinance. Level frame: the Hong Kong Qualifications Framework. Partner to practise with: a college, training body or business chamber.

Georgia and Israel (Western Asia)

Currency: write GEL or ILS next to every number. Language: Georgian, Hebrew, Arabic, English. Personal data law to check: the personal data law of the country where the learner lives. Level frame: the national qualifications framework of that country. Partner to practise with: a local college, chamber or training body.

Cayman Islands (Caribbean)

Currency: write KYD next to every number. Language: English. Personal data law to check: the Data Protection Act. Level frame: the local education and training framework. Partner to practise with: a local training body or business chamber.

Mexico

Currency: write MXN next to every number. Language: Spanish, English. Personal data law to check: the federal law on personal data held by private parties. Level frame: the national competency certification system and the education ministry levels. Partner to practise with: a technical college or business chamber.

ladder L1 to L7

Slide by slide, with notes

Seven slides, one for each level. Step in at your level and move up; credits stack.

Slide 1. L1 Basic: Basics of selling

On the slide: L1 Basic · Basics of selling

Notes: Describe how selling on a marketplace differs from selling in a shop. Notes: browse three listings and note photos, price and delivery. Standard: a two-line comment on each.

Slide 2. L2 Awareness: Awareness

On the slide: L2 Awareness · Awareness

Notes: Describe listing, order, packing, shipping and return, and name the fees a marketplace takes. Notes: read a public fee page and work out the fee on a 20-unit sale in your own currency. Standard: the fee calculation is correct and sourced.

Slide 3. L3 Foundation: Foundation

On the slide: L3 Foundation · Foundation

Notes: List one product well: title, photos, price, delivery and returns. Notes: practice environment. Standard: a peer can buy it without asking a question.

Slide 4. L4 Practitioner: Practitioner

On the slide: L4 Practitioner · Practitioner

Notes: Process five orders in a practice environment: pick, pack, ship, update status and handle one return. Notes: record time per order. Standard: all orders closed with correct status and one return refunded.

Slide 5. L5 Specialist: Specialist

On the slide: L5 Specialist · Specialist

Notes: List 10 products, process 20 orders and report profit per order and service measures. Notes: include fees, packaging and returns in cost. Standard: profit per order correct and on-time rate above 90% or explained.

Slide 6. L6 Advanced: Advanced

On the slide: L6 Advanced · Advanced

Notes: Run several marketplace shops with pricing rules, stock sync and a policy watch. Notes: add a weekly fee and returns review. Standard: no oversell and every policy change has a dated response.

Slide 7. L7 Super expert: Super expert

On the slide: L7 Super expert · Super expert

Notes: Set the listing, fulfilment and returns method for marketplace selling and teach the sellers who use it. Notes: review each marketplace policy change as it is published and update the checklists.

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