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.
You should suspect mold in your walls if: 1  There is a significant amount of wall mold on the outside of your walls. 2  There has been flooding or other significant water damage in the home. 3  You smell a definite musty odor in the room but canât see any mold (in this case, check air ducts for mold, as well).