There is a great service for creating web surveys at www.surveymonkey.com. With blogger-like ease you can create web surveys and it's free for ten questions and up to a hundred responses per survey! It also has a really great survey analysis program. You would have to pay if you want more than 100 people to take your survey, but what a great way to do marketing research! You don't even have to be an expert! This would be ideal to survey your existing customers to find out how you can better meet their needs.