This one is worth a read from TechCrunch.com. It seems facebook is now opening up their network to a select group of corporations…including Apple, Microsoft and Pepsi…more to come.

Facebook, which is rumored to be generating about $1m per week in revenue, is now allowing new users from corporate networks to join their social network (based on email address) in addition to high school and college students.

TechCrunch » Facebook Goes Beyond College, High School Markets