This is a great article with lots of real-world technology and product reviews and advice.  Look especially at CIO and author John Halamka’s “self pilot” partway down the page.

How I Learned to Stop Worrying and Love Telecommuting
…Given these facts, [the author believes] IT leaders are obligated to explore the entire spectrum of flexible work arrangements including telecommuting, homesourcing (a combination of outsourcing and telecommuting), virtual teams, and replacing travel with teleconferencing. Staffing an office from 8 a.m. to 5 p.m. doesn’t make sense if it requires employees to spend hours in traffic.