Marshalls

Yes.

If you paid cash for the initial purchase, yes.

It depends some day they might other days no

They are back to 50% capacity, but you must wear a mask, no trying on clothing and once the store reaches capacity there is a line that is formed outside to get in. They do sanitize between customers.

If you paid by credit card, their is a possibility.

Yes

I think they do. Stationary section.