eBay

I tried to buy a item with credit card but I received a error message Payment was unseccesful or something like that allthough it was a Master card. Why so ?

I have a few questions. 1) What is flat rate courier is it a courier company or something else. 2)If I sell a item and keep COD (Cash on delivery) as a payment option how will I receive my money. 3)How will ebay charges a fee and how will ebay receiv...