If the person receiving an email or text message with Popmoney instructions deletes the message before registering, there is no way to resend the message. The sender should cancel the original transaction and recreate the payment.
The maximum amount you can send using Popmoney is up to $500 available the next day, depending on your credit qualifications. Larger amounts can be sent, although they will have a three-day hold. During the course of a week, the maximum amount that can be sent is up to $10,000 based on your credit.
Once you are signed up for Bill Payer, you can use Popmoney. Bill Payer defaults to Popmoney when paying people.