All of our clients have not been receiving notification e-mails for some time now. Is there an issue on your end?

One Example: Care Fund clientele are not receiving receipts when they're making payments on-line.

What is the form you are referring to? Please make sure the recipient emails are not in bounce list: https://www.jotform.com/help/262-How-to-Remove-Your-Email-Address-from-Bounce-List