The answer to 'house cleaning smells bad' is that there are several common causes, including poor ventilation, mold or mildew, pet odors, and leftover food smells. Symptoms may include a persistent, unpleasant odor that lingers even after cleaning. To solve this issue, start by improving ventilation, addressing any mold or mildew, and thoroughly cleaning surfaces and removing any sources of food or pet odors. If the smell persists, you may need to call in a professional cleaning service to deep clean your home and identify the root cause.
Homeowners should try DIY solutions first, but if the smell is severe or the source is difficult to identify, it's best to call in a professional cleaning service. They have the expertise and equipment to properly diagnose and address the issue.