A free donate and p2p fundraising button so nonprofit websites can accept cryptocurrency, stocks, and cash - credit, debit, bank, PayPal, Venmo, Apple Pay, Google Pay.
If the user has already set an amount and it is higher than the allowed amount for that frequency, when changing the frequency, the amount should't be updated to the default.
If the user has already set an amount and it is higher than the allowed amount for that frequency, when changing the frequency, the amount should't be updated to the default.