User Activity

Could I have some advice please on how I can manage my store? I am selling pre-loved books at present and the store name indicates this, however now I want to branch out and sell different stuff, like jewelry and bags etc. only small bits, possibly X...
I recently had someone with no previous feedback score buy a book from me. I sent the invoice for payment and after a day received an email stating he/she does "not want to purchase the item due to personal problems" and request I cancel the sale. I ...
I want to list an item on Ebay as I have been doing over the past few days. So today it appears I am signed in to Ebay because the username is displayed - a hello from Ebay. I begin to list but instead am taken to the sign in page - that's ok, except...