I want some Email marketing tips?

Could anyone tell me some unknown email marketing tips? Say, how to let a receiver read your email and reply to you rather than delete it without reading?
Give me examples.

Related posts:

1. Best email program for sending marketing materials to large groups.?
2. What are the best email marketing websites to build email list?
3. How could I write an attractive marketing message to use it in email marketing?
4. I need lakhs of email addresses for email marketing. How can I get it?
5. who are the best email marketing software candidates for a community of over 20,000?