Keeping up with the new tools Google launches can be a full time job, but this tool seems worth looking into. It gives advertisers insight into user keyword behavior by verticals, geographic locations and time periods.
 
http://www.adotas.com/2008/08/google-launches-search-insight-tool-for-advertisers/

In case you were wondering how to count the ways, or more specifically conversions, check out the options from Google. Thanks to Dave for this contribution:
 Can I track more than one kind of conversions?
Yes. You can create up to 30 different kinds of actions to track, each with a unique name.
You can also track different kinds [...]

Haven’t seen it in action yet, but I believe this will really help us understand cause and effect of the optimizations we perform:
Change History tool enhancement: Charting
In the coming weeks, we will be updating the My Change History Tool to include a helpful new addition: Google Finance-like graphs that map change events to account performance [...]

In Google Analytics, if you’re using advanced filters that use custom fields (i.e. for pulling in raw queries), you probably noticed a lack of data over the past few months (we saw it from January 9 - March 10).
We noticed the return of raw query data in our reports on March 11th, so Google [...]