I have been with eBay for 8 years and never had an...

I have been with eBay for 8 years and never had any problems as a buyer or seller till recently. I have been dealing with appeals and basically telling me amthat I am screwed out of money and item. Been trying to find a way to contact corporate office and have had no luck. I am really considering canceling mine and all my families accounts even though I know eBay don't care if I do or not.