1. Starting with an unrealistic budget or no budget at all
  2. Attempting to do everything yourself
  3. Hiring the contractor who offers you the lowest bid
  4. Disregarding the effect on your property values
  5. Over personalizing
  6. Making changes that contrast with your home’s style
  7. Changing your mind too much
  8. Not finishing
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The biggest and most common remodeling mistakes
Source: Fixr contractors