Either.....or...

[highstat]

Hello,

I sell books and e-books. For VAT-reasons, I want to avoid that a customer can buy both products at the same time. It is either books....or e-books. Not both.

How can I do this in VirtueMart?

Alain

[GJC Web Design]

I think the standard way  -- and its not the prettiest -- is to use the blocking cats in the shipping methods .. so if two are added then no shipping is available so they can't check out
adjust the error message to suit