How do I keep my autoresponses from going into peoples spam folders?

If the jotform email sender (i.e. noreply@jotform.com) is being filtered as spam email by your autoresponder recipients, you can instead assign your own email as the sender email.

User guide: How-to-Add-a-Custom-Sender-Address-to-an-Email-Alert

Another method is to use your own SMTP email settings and assign your own email as the sender email.

User guide: How-to-Setup-SMTP-for-a-Form

I hope this help. Let us know if you need further assistance.