Originally Posted by RachaelJetkins
You mean to edit the already indexed content or what?
I do not think it even matters, you must have got mistaken as Google does not even favour such behaviour.
It matters a lot, Google prefer fresh content, and some guys really doing it and getting success. Have you noticed those hosting coupons sites, they mostly update their headings to current date, I don't know how they do it??? Perhaps they got some software for that or possibly hard workers