Setting up a non-profit correctly is not for amateurs. Hire a lawyer to make sure it's done right.

There is no VAT number in the United States. Please contact a lawyer/tax accountant in the jurisdiction where you wish to put the B&B.

This is an immigration question. Pass to that area.

This appears to be an immigration question. Pass to that area.

Well, legally you can try to collect anything, but I wonder how far they would go for that amount. Maybe a US collection firm would take it on a...

To make my colleague Richard's answer clearer, you will be committing a federal crime, will be jailed, and then expelled from the US. DON'T.

This is an immigration question. Pass to that area.

This is an immigration question. Pass to that area.

This is an immigration question. Pass to that area.

You should ask them if fraud is involved as it may affect you.