Google Suggest Manipulation

Hi,

I've seen this discussed before and never really paid attention to it. I have a client now who is potentially interested in this. Can anyone recommend a good service/resource for manipulating Google suggest? As well as their experiences with it?

Cheers

XH

many websites talk about it
http://lmgtfy.com/?q=google+autocomplete+manipulation

I did it before but it Google cracked it down.