In the UK
24 sections, about 9,700 wordsRenewals and deadlines Greymill tracks
- Packaging EPR data (large producer)Twice a year
- Packaging EPR data (small producer)Yearly
Figures Greymill knows, with their sources
- £135Imports in consignments of £135 or less have UK VAT charged at the point of sale, not at the border.As of Oct 2026. Source: gov.uk
- £10,000Small claims track limit in the county court in England and Wales.As of Oct 2026. Source: gov.uk
- 7.5%VAT Flat Rate Scheme percentage for retailing not listed elsewhere.As of Oct 2026. Source: gov.uk
Owners ask, for example
- Do I owe packaging EPR fees as a small online seller?
- A customer wants a refund on a sale item after a fortnight. Do I have to give one?
Free lessons for the UK
- Knowing whether an order makes money after ads, free delivery and returnsWork out what each order really leaves behind on your VAT-exclusive price, then the ROAS you need just to break even on your ads.Read the lesson
- Paying for stock and ads weeks before the platforms pay youBuild a 13-week cash flow on each platform's real payout timing, allow for reserves, holds and chargebacks, and price any revenue-based advance before you sign.Read the lesson
- VAT when you sell on marketplaces, ship from abroad or sell into the EUWho accounts for VAT on each kind of online sale, what is changing for parcels of £135 or less (As of Oct 2026), and how to test whether the Flat Rate Scheme suits a reseller.Read the lesson
- Making sure what you import, own-brand or dropship is legal to sellIf you import, own-brand or dropship, the law can treat you as the producer: what that means for safety duties, markings, category paperwork and packaging.Read the lesson
- What your returns policy can say, and what the law has already decidedOnline customers have a right to cancel and a separate right to reject faulty goods, so write terms that match both and refund disputes stop costing you.Read the lesson
- Staffing the Christmas peak with agency pickers, temps and freelancersBlack Friday to the January returns needs extra hands: the agency, pay, safety and freelancer rules that apply to an online shop's peak team.Read the lesson
- Getting reviews, creator posts and email sales without a fineReviews, influencers, sale prices and email now carry direct fines for online shops; here is how to use each one within the rules.Read the lesson
- Amazon has suspended my account and is holding my moneyHow to get a suspended marketplace account back with one complete appeal, the notice rights you have, and how to keep trading while your money is held.Read the lesson
In the US
24 sections, about 10,200 wordsRenewals and deadlines Greymill tracks
- Texas franchise tax reportYearly
Figures Greymill knows, with their sources
- $20,000Form 1099-K threshold for payment apps and marketplaces, alongside more than 200 transactions.As of Oct 2026. Source: irs.gov
- $53,088Most the FTC can seek per violation in civil penalties, as adjusted for inflation.As of Oct 2026. Source: ecfr.gov
- $500,000California economic nexus: more than this in sales into the state means collecting its sales tax.As of Oct 2026. Source: leginfo.legislature.ca.gov
Owners ask, for example
- Which states do I collect sales tax in now that I ship nationwide?
- Will my payment processor send me a 1099-K this year?
Free lessons for the US
- Knowing what an order earns after landed cost, tariffs, free shipping and returnsWork out contribution margin per order with duty in your landed cost, the ROAS you need to break even, and what a tariff change does to both.Read the lesson
- Paying for inventory and ads weeks before the platforms pay youBuild a 13-week cash flow on real payout timing, plan for reserves, holds and chargebacks, and turn any revenue-based advance into an APR before you sign.Read the lesson
- Sales tax when Amazon collects some of it and your stock sits in other statesHow economic and inventory nexus work for an online seller, what marketplace facilitator laws do and do not cover, the state income tax and tariff refund traps, and why to clean up past exposure before you sell.Read the lesson
- Proving the products you import or private-label are legal to sellIf you import or private-label, you are in the chain the law holds responsible: the certificates, testing, warnings and reports your products need before they go live.Read the lesson
- Shipping promises, a refund policy that holds up, and the 3PL clause that caps your lossFederal and state rules decide what your shipping times, refund policy, warranties and subscriptions must say, and your 3PL and supplier contracts decide who pays when stock is lost.Read the lesson
- Paying packers, an overseas assistant and a freelance designer the right wayOnline sellers lean on packers, virtual assistants and freelancers: how classification works for each, which tax form each one needs, and the wage rules that bite at peak.Read the lesson
- Reviews, creators, texts and 'Made in USA': selling harder without a penalty or a lawsuitThe federal and state rules that govern how online stores win customers: reviews, influencer disclosure, origin claims, pricing, email, texts and marketplace verification.Read the lesson
- A Prop 65 notice or a website accessibility demand letter has arrivedWhat to do in the first days after a Prop 65 60-day notice or an ADA website demand letter, and how to make the next one less likely.Read the lesson
Questions owners ask
Is there an AI for online retail and e-commerce?+
Yes. Greymill is an AI team for small businesses that is briefed on online retail and e-commerce, written separately for the UK and the US: 24 sections for the UK and 24 for the US, about 19,900 words of reviewed industry knowledge, as of Oct 2026.
Which renewals and deadlines does Greymill track for online retail and e-commerce in the UK?+
In the UK: Packaging EPR data (large producer) (twice a year); Packaging EPR data (small producer) (yearly). As of Oct 2026.
Which renewals and deadlines does Greymill track for online retail and e-commerce in the US?+
In the US: Texas franchise tax report (yearly). As of Oct 2026.
Which figures does Greymill know for online retail and e-commerce in the UK?+
Imports in consignments of £135 or less have UK VAT charged at the point of sale, not at the border: £135 (gov.uk, as of Oct 2026). Small claims track limit in the county court in England and Wales: £10,000 (gov.uk, as of Oct 2026). VAT Flat Rate Scheme percentage for retailing not listed elsewhere: 7.5% (gov.uk, as of Oct 2026).
Which figures does Greymill know for online retail and e-commerce in the US?+
Form 1099-K threshold for payment apps and marketplaces, alongside more than 200 transactions: $20,000 (irs.gov, as of Oct 2026). Most the FTC can seek per violation in civil penalties, as adjusted for inflation: $53,088 (ecfr.gov, as of Oct 2026). California economic nexus: more than this in sales into the state means collecting its sales tax: $500,000 (leginfo.legislature.ca.gov, as of Oct 2026).
Does Greymill replace my accountant, solicitor or other professional advisers?+
No. Greymill gives you a whole team to think with every day: the numbers modelled, the contract read, the campaign planned, the hire prepared, the filing checklist ready, all before you speak to anyone by the hour. What Greymill produces is software output from the information you give it, so Greymill takes no instruction, owes no professional duty and files nothing unless you send it yourself. Where a matter needs a regulated professional to sign it off, Greymill says so and tells you exactly what to take to them. Customers arrive at their accountant or lawyer with the work done and the questions sharp, which is usually the cheapest hour they will ever buy.
How much does Greymill cost?+
Plans start at £100 a month plus VAT in the UK and $130 a month plus tax in the US. Every plan starts with a 7-day free trial on full Scale access, no card needed.
How Greymill helps
Tell Greymill about your business once. Its sixteen specialists share one memory of it, so the one you ask already knows your trade, your country and your numbers. Connect your books and inbox. Nothing is sent unless you press Send, and your books change only when you press Approve. Greymill files nothing unless you send it yourself and is not a regulated adviser: where a matter needs one, it says so and tells you what to take to them.
Every industry · Guides · Online retail and ecommerce lessons