[AdamSelene235]

Most intersections in my area have video cameras. Simply add license plate reading software, and they will know where most people are most of the time.

[OldSgt.]

"add license plate reading" too late, done deal.
Have a cell phone, the data is being stored where its location is automatically. Read the Telecommunications Act of 94'. Collecting the data is not illegal, only viewing it requires a warrant.The data shows your history like a book read.