There can be a price for procrastination. Mold only grows when it has a source of moisture. That moisture can be because of water intrusion, like a leaking pipe, or faulty foundations or walls in your home. Or it could be a result of high humidity caused by lack of ventilation or dehumidification in an area. While the mold is a major problem, it really is only a symptom of the moisture. If left unattended, it can result in a lot of property damage to the home or business, and its contents. 2. Health risks. The EPA lists effects of indoor air problems as nonspecific symptoms rather than clearly defined illnesses. These symptoms can vary widely but can include headaches, fatigue, coughing, shortness of breath, sinus congestion, sneezing, eye, nose and throat irritation, skin irritation, dizziness, and nausea. In some Sometimes these symptoms are mild, but in some cases, they can be very severe. These symptoms can lead a person to suspect the quality of their air. 3. Peace of mind. Sometimes situations come up and people just want peace of mind, like when a new baby is being brought into the home. Or a sick relative will be moving into the home to be looked after. If a person is buying a new home. In these cases that peace of mind that the indoor air quality is good is important to the home or business owner.