Go to any live GiveGab Enterprise form, and at the bottom you'll see the Embed This Form button.
Click on it, and you'll see a string of code that looks something like this:
That embed code can by pasted into any blog, or embedded into any website that accepts javascript embedding. Think of it like embedding a YouTube video onto a site.
If the website or blog administrator is having trouble getting the embed code to produce the form, direct them to enterprise-support@givegab.com for assistance.