Email Me

First create a form at the allForms site. Your form can use the Send a File option if you want it. In the information page for your form see "The secure SSL (https://) address of your form is: ". Copy the address and use the Embed URL function to insert it into your page.

Or you can link to the form:

Click to email me

See for how it is in Classic Sites

Or use this Google Contact Me Form

If you need help with your Google Site, please post to the help community first.