If your computer is the only one in your house, or your bandwidth use is the only use that matters to you, you can install a bandwidth monitor on your computer to track how much data you consume.
Checking for Visible Mold. 1  1. Look for telltale characteristics. Mold often has a fuzzy appearance but can also look like a stain if itâs growing on a wall or furniture. 2  2. Check the basement. This should be the first place you look. 3  3. Check the utility room. Look in and around the clothes dryer duct for mold growth.  4. Check small enclosed spaces.
According to CostHelper.com, a professional mold inspection of a residential home runs $200 -$600, although larger homes (over 5,000 square feet) can be $600 -$900 and up. Additional costs will depend on the extent of the hidden mold and how much work is required to discover it.