If you want to set up some kind of form, that form must reside somewhere in the web, because although forms will display most of the time in email, they usually don't work due to many email clients considering email forms to be a security risk.
While some email clients will simply warn you of potential danger, others will outright disable the forms.
Complete Results from CampaignMonitor
|How Forms Perform in HTML Emails|
|Client||Form is displayed||Form is functional|
|Yahoo! Mail Classic|
|Windows Live Hotmail|
|Penelope (Eudora 8)|
|Windows Live Mail|
|Lotus Notes 8|