Start me up: Before you drive a Chevy Volt , you’ve got to charge it

Start me up: Before you drive a Chevy Volt , you’ve got to charge it
Bruce Volt log, Day 1: In the future, we will be tethered to our cars. Maybe even more than we are now.
Read more on The News & Observer

Train ‘lurched’ day before crash

Train ‘lurched’ day before crash
A company boss who felt a train “lurch” the day before the Potters Bar rail crash repeatedly tried to raise the alarm, an inquest hears.
Read more on BBC News

Euro Poised for Short-Term Bounce Before Fresh Selling

Euro Poised for Short-Term Bounce Before Fresh Selling
Treasury Secretary Geithner has attempted to calm the markets somewhat after saying that he wants to only limit risk taking from the big banks and not break them up. The Yen is the strongest currency on the day, with the news that Japan may become the most heavily [...]

What questions should I ask an alarm company before having an alarm installed?

I am getting 4 estimates for an alarm installation and wondered what questions I should ask. Thanks for any suggestions.
This is for a home alarm