Everything on the site

Guides & tools

Every page here computes from the same dated fee dataset and is allowed to tell you not to start. Start with the Door Finder if you have not run it — the guides make more sense with your door picked.

The door cost pages

The reality checkers

Verdicts: head-to-head

Cost & permission questions

The kit

The family

One question, four sites

FirstDoorCheck picks the door. Each door with a deep problem of its own got a sister site that goes all the way down it — same rule on every one of them: no platform money, and verdicts that are allowed to be no.

Sister site · Amazon

BeforeYouStock

Amazon's gate check for people with no account yet: every category's gate, the exact documents it takes, and the starter ladder of open rungs.

Visit BeforeYouStock →

Sister site · Etsy

ShopPreFlight

The Etsy pre-flight: a specificity rubric and a guided demand check that can answer OPEN IT, NARROW FIRST, or DON'T OPEN THIS VERSION — before you pay the set-up fee.

Visit ShopPreFlight →

Sister site · eBay

FirstSaleCheck

eBay for new sellers, decoded: the selling limits, the new-seller fund holds, and the exact date your first payout lands.

Visit FirstSaleCheck →