HOW TO: Use email marketing to profile your customers
Gathering information through focus groups, postal surveys or census takers can be expensive and won't always tell you what you want to know. However email marketing offers a cost-effective, accurate and non-intrusive way of conducting customer research says Marc Munier, commercial director at Pure360.
Gently does it
The important thing to remember here is that you should slowly build up a profile of your customers over time. This way, any research you do won't seem intrusive with too many questions all at once.
You can build an accurate and useful profile of your customers using methods such as: