How do tv shows gain profit?

tv shows - the business in tv shows
@shiela15 (286)
Australia
January 25, 2007 9:56pm CST
Do they gain profit from the viewers? How?
1 response
jinuxnet
@jinuxnet (675)
• Philippines
26 Jan 07
I have no Idea but In Electronics field, i think there is a device collecting the rating of all T.V shows. But don't worry i will research for you.