For SendGrid:

  1. Go to SendGrid and sign up for an account
  2. In Sparkbooth, press Ctrl+1 to display Settings
  3. Select the Send to Guest
  4. Enable Allow guests to send photos to their… and Email.
  5. In the drop down list, select Email via SendGrid.
  6. Enter your SendGrid username and password into the form, and press "Login to SendGrid"
  7. Update the Email From Address to match your email address. You can also update email subject and message that is sent with the photo
  8. You can verify the setup is functioning correctly buy selecting the Test button.
  9. Press Close, and Sparkbooth will now prompt your guests for an email address and email the photo.