A few details about the company. A person reads every request. Sending this creates nothing: no account, no company.
With a Google or Microsoft work account, get started there instead: the address is verified on the way, and the same account signs in once the company exists.
By a person at Patch Pay, with the note you add.
With one member: the address you give here, as its first admin.
With a sign-in link. A short setup connects your accounting system and issues the address invoices go to.