Unless you had your home theater set up by a professional, chances are you aren't getting the best possible video and sound out of your existing setup. These simple tweaks will take just a little bit of time but will make a world of difference.
You can build a pretty sweet home theater with an HDTV and a nice set of speakers, but just because you've got the gear doesn't mean you've got the optimal viewing experience. With all the time setting up a TV, audio receiver, Blu-Ray player, and HTPC can take (and all the confusion it can cause), you may not have made the small tweaks that can make all the difference in delivering the high quality audio and video you paid for. If it's been awhile since you thought about the nitty-gritty of your system, here are some things you may want to go through to make sure your theater's performing in tip-top shape.
Find out more in Lifehacker's article, How to Get More from Your Home Theater Without Paying a Dime