Keep data entry to a minimum for the payor and allow options at a profile level with payment by payment override options if more sophisticated tracking is required. It’s always the tracking that falls apart in the design process.

include recipient's tax id, name of the person the bill paid for, dates of service (this bill is for which week or month); so that we can upload this receipt into our HSA account.

Or any kind of form, not just plain text with blank background that anyone can fake easily and it doesn't seem to be a prove to anyone.

I would like to paid other amount, becouse sometimes you have more invoices pending

When you get a chance, please send me another estimate cross-cut aerating the entire yard. No Rush! Thanks!

Card instead of check

Don't sell my email address to anyone.

I despise unsolicited advertisements (SPAM) and I refuse to purchase from any business that spams me.

Use email for payment verification.Why print a receipt? Get with the program!

allow credit cards and/or paypal

The title of this post says it all.

Letters should be bigger in the invoice hart to read!