You start with clicking a picture of an item you want to barter. Add a name and (# tag) description before you post your item to the world.
If you like someone else item, you can show interest by proposing your barter item.
When the other user finds it a perfect match for his barter, he/she would accept the proposed deal.
Bingo! Decide a suitable time and place to meet and barter the items while you make a new friend.
Barter works on mutual trust. Hence try to give as much true details of the item before hand for a successful barter. Always post items that you own.
Happy Bartering! ☺