eBay

Occasionally I have potential international customers for my ephemera (postcards, advertisements, etc.) who are put off by the fees eBay adds on when using the international shipping services. While I do not offer my customers an alternative such as ...

I suspect I know the answer but is there a way to bulk update current listings with this new feature?

I have over 8000 items and I want to change / update all of them using a spreadsheet that has the item number and the "new" title. Is this something I can do easily?

If a buyer sends me a personal check how do i finalize the sale so it shows as a completed transaction?

Is there a way to email all historical buyers to advise them of sales, etc.?