If they wanted to rip you off they could just screen-scrape you anyway. So I'd just get a lawyer to draft an agreement and assume they're not going to rip you o

If they wanted to rip you off they could just screen-scrape you anyway. So I'd just get a lawyer to draft an agreement and assume they're not going to rip you off. Or alternatively you could offer them an api for it depending on how they want to use it.