Do I have to sign up with suppliers to sell on eBay?

I am interested in drop shipping not wholesale so I don't want to buy mass quantities of 1 item and do all the shipping myself.

Do I have to sign up with suppliers to sell on eBay?

Hello, I have just signed up and am quite confused. Do I have to sign up with all suppliers before i can sell their products on e-bay? Can I sell 1-2 items or do I have to buy a pallet of 1 item? any...