I know it's unrelated to the original question, but.. What are the issues with the original software? Am I missing out on something if I keep using it?

For me it's working on revolut. It's a bit hidden, but I'm trying to switch there instead of PayPal.

But I don't know a lot of online stores that accept it. Did anyone use it to buy online?

I had the same with outlook, my account got blocked until I verified it again.. It will work if you send to few Representatives at a time. For example, I sent 3 mails with 5 representatives each

Wasn't there grass roofs something like 10 years ago?