# Whose terms apply on a platform

Lesson 3 of [Compare auction terms before you bid](https://auctionfinder.fyi/academy/compare-auction-terms-before-you-bid.md), 14 minutes.

When you bid online, more than one party can take part in the sale. Know whose rules control each part. Online platforms An online auction platform supplies the bidding software and the marketplace. HiBid, BidSpotter, Catawiki and GovDeals are examples on this directory. The platform's terms control…

The rest of this lesson is for learners enrolled in the course. [See how Compare auction terms before you bid works](https://auctionfinder.fyi/academy/compare-auction-terms-before-you-bid.md).

Also on the [web page](https://auctionfinder.fyi/academy/compare-auction-terms-before-you-bid/whose-terms-apply-on-a-platform).

> Beware of auction fraud and shill bidding: never wire money or pay by gift card to a seller you cannot verify, and walk away when a price is run up by a bidder who never buys.