It give you a "Send Later" option in email, which helps if you want to write a reply but don't want it to go out yet - for instance, if you want to say "The blog post is live now," but the post won't be live for another three hours.
It's pretty cool. You wouldn't even realize how useful it is until you try it. Check it out.
With less than an hour of work, I bet you can modify the script to make exactly what you want. Actually, it seems that most of Boomerang's functionalities could be substituted for free with a couple of Google Apps Scripts.
I haven't heard a bad thing about him from any of the startups that he's invested in... aside from the fact that he's really, really hard to get a hold of.
For all the talk of the Silicon Valley Bubble in the NYT, and the Economist, etc..... the majority of "silly" fundings you read about in the main stream press end up having a back story like this... revenue, serious traction, founders that have been working their asses off eating ramen noodles for years, etc...
My thoughts (based on my very limited experience) are that East Coast VCs seem to be more risk-averse.
Which makes sense. It's easier to be more risky when you know investors down the street who have made 1000x with the who's who of the Internet.
Do you object because it puts East Coast VC in a negative light?
This is corporate America speaking btw.
Edit: working now!