User Activity

I think that someone is getting into ebay & deleting stuff that I am watching. How do I change my password?
I won a Oz Rover satellite kit from sales-24-7 (item number 200931090045). I have messaged sales-24-7 for help trying to get it started but he said for me to check on You Tube by surching for similar items. When I looked to see how many people can't ...