All too often, people think that once they sign a contract, they don't have to be involved anymore, he says. If you can, move out of your house while a renovation project is under way. Rent a recreational vehicle and park it in the driveway if you want to be on-site. Don't overlook the smallest of project details. In the contract, pin down the costs of such items as doorknobs and fixtures to avoid surprises.
Unspecified items can add up.
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