THE SIG-LINK BLOG

Applying Copywriting in Signatures

This is a followup to the 8 steps post. This guy claims in DP to have increased his click through rate by over 1000% just by using simple (and obvious) copywriting techniques. Have a look at his well written sig in the above link.

Anyway he explains the experiment in his blog much better than I could.

8 Easy Steps for an Effective Traffic Driving Signature