eBay

if somone has listed an item and I bid on it how can they just remove it at that point? lame

I sold an item and selected international shipping and on the send invoice it dose not populate item #152756054454

I list an item with all the key words involved but when I go to find the listing in the reguler search I will type the basics and it wont come up. why??is their spacifics on what to do on the heading / seurch ?? example : my listing says MBU 12/p HAL...