Kerns distinguishes between a live chat, which occurs in real time with a moderator, and an interactive chat, which is more like an ongoing bulletin board where people can post comments and responses over a period of days, week, or months. The disadvantage of the latter type is that you can't know for sure who the respondents really are. With a live chat, you can specifically invite particular people and assign them a password for identification. E-Survey Attributes Internet surveys have several advantages over traditional methods. Ease of development.
Quick response spawns other advantages.
You can then follow up right away with people who didn't respond via e-mail. The e-mail reminder can even include a second copy of the questionnaire. It's also fairly easy to move the deadline back to solicit more response. The Web is a good medium for sweepstakes or other incentives. On the other hand, if you're doing an e-mail survey, you can't send a sweepstakes offer to states that don't permit them.