If I am thinking about something like this (my reason so far is fairly contrived, but I would really like to use Stripe, that is available i.e. in Ireland, whil

If I am thinking about something like this (my reason so far is fairly contrived, but I would really like to use Stripe, that is available i.e. in Ireland, while in mz country, it mostly seems to be paypal/braintree), where would I be able to read-up on gotchas, before I consult a proper lawyer?