Your contact details
Buyers see your email and phone number when they click "Show seller contact info" on your items. You need both before you can post.
Your listings
Sold something? Anything changed? Update it right away.
As soon as you sell an item, tap Sold one, or change the price or quantity, or remove the listing. Buyers rely on SellShnell being up to date.
You can change the price and quantity, or remove a listing. Everything else stays as you submitted it.