TIP 2: Never buy anything without an image.
TIP 3: Always look at the description.
TIP 4: Double check that that is the item that you want.
TIP 5: Check if the accept refunds, if they don't then make sure that that is defiantly the item you want because if it isn't... no refund.
TIP 6: If you are selling, than put a good picture and a good description. Also make sure they pay before you send it of.
This is mainly for beginners, but it is best to know, so you don't get scammed.