Point, Click, and Cut Remodel Bills

For high-end appliances
A new Viking, SubZero, or other commercial-grade appliance can run $10,000. Greendemolitions.com sells used units with years of life left in them. Some well-off homebuyers tear out two- and three-year-old, high-end kitchens. 50% to 90% below the cost of buying new.
For remodeling
Diggerslist.com is a Craigslist for do-it-yourselfers, selling all sorts of renovation castoffs from other weekend warriors' projects. Pick up bricks, door, tiles, lumber,and cabinet hardware for 50% to 70% discounts. Everything is sold as is; go see it and make sure it's in good shape before you buy.
For stone counters
When you need only a small stone countertop - for a kitchen island say - you can save about 50% by buying a remnant instead of a full slab. Thestonebroker.com lets you search local yards' remnants. The site tacks on $200 for any stone you end up buying. But you save $500 or more on the $1,000- to $2,000-and-way-up cost of using a full slab.
For Luxe lighting
High-end light fixtures make your home distinctive, a single chandelier can cost $800 to $1,500 or more. Buy factory direct from one of the finest manufacturers at rejuvenation.com. It offers dozens of lighting styles, made to order in your finish and size needs, for 20% to 30% less than what you'd pay for a similar fixture at a specialty shop.