Free Preview Begins: August 11, 2011 (Thursday)
Free Preview Ends: August 14, 2011 (Sunday)
Update 8/9/11: Sorry everyone, this is just a free preview of Cinemax, not HBO like previously reported.
Both DirecTV and Dish Network are planning a free preview of Cinemax August 11-14.
A big thanks to Sal, Dallas, Jeremy, Rudy, and Nick for letting us know about this free preview! If you know about a free preview please let us know about it!
Check with your local provider.