Originally Posted by ravenheart
The answer is very simple. Don't buy them when they're new out. It's not like they take very long to be a quarter of the starting price. I haven't paid more than £5 ($7.50) for a DVD in years. Usually I pay no more than £3. No more than £6 for a blu ray.
Simple case of patience.
This is more or less the way to go. Criterion DVDs don't really lose value (some even gain it) but for your standard commercially released stuff, no harm in waiting.