So I have a spreadsheet with lots of products on (2500) and they're set out like this:

http://gyazo.com/cf7b32201f74fa1f938c716b87823004

Now you see how there's quite a few with the same name? I want to put a new row inbetween each different title, like this:

http://gyazo.com/d768a0a9a4c3afde51f870578a2de022

But I don't really want to do it for 2500 titles, is there any formula/macro to do it?