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.
Common areas to test for black mold are basements, crawlspaces, bathrooms and kitchens where moisture and condensation may gather regularly. A water source is the first requirement for mold growth, so any damp, humid areas of the home are often susceptible.