If you have made an offer or a counter-offer to another member, you can withdraw your offer at any time, as long as the offer has not yet been accepted by the other member.

Withdrawing an Offer as a Buyer

Click on the "Withdraw Offer" button to the right of the offer in the Members Area > Buying > Offers page:

HipStamp: https://www.hipstamp.com/members/buying/offers

HipComic: https://www.hipcomic.com/members/buying/offers

HipPostcard: https://www.hippostcard.com/members/buying/offers

Withdrawing an Offer as a Seller

Click on the "Withdraw Offer" button to the right of the offer in the Members Area > Selling > Offers page:

HipStamp: https://www.hipstamp.com/members/selling/offers

HipComic: https://www.hipcomic.com/members/selling/offers

HipPostcard: https://www.hippostcard.com/members/selling/offers