Take your niche and type it into Digg. What will come up are a whole bunch of successful headlines based around your niche. Be aware that the most  successful articles will have more than 100 Diggs.

(These headlines have huge social appeal and they work because the public voted on them.)

7.     re

When you put ‘re’ and then the subject line, it tricks your customers into thinking you are responding to an e-mail they’ve written to you.

Although the open rates are high for this, don’t use this ‘re’ all the time. Your customers may get annoyed at you for tricking them and refuse to open your  future e-mails.