Tracking the progress of web pages and its content won't raise any eyebrows. There are countless tools available and you can't escape the fact that it takes time for the data to accumulate into a decent sample size. When you finally realize the correct course of action, the opportunity might have passed.
This is a companion discussion topic for the original entry at http://seotoolsforexcel.com/an-innovative-way-to-track-page-development/