There are several common misconceptions about why people become homeless, including that they are lazy, but the main reasons are a lack of affordable housing and job loss. Homelessness is often linked to poverty and can be caused by issues like drug abuse or disability preventing work. The document defines homelessness as being without a home, and suggests ways to help address the problem like seeking prevention programs, shelter, or help if in danger. The author learned that homelessness is a serious issue connected to poverty.