For want of a nail...

The old story goes that because of initial events causality was the reason a kingdom was lost. The same can be said of many circumstances families face prior to entering into homelessness of the varying degrees.

Even with higher education, people gearing for science jobs can't get them without stable shelter, communication, and the available infrastructures in cities such as mass transit. While education 'is' necessary for better jobs, without support in place people are required to expend unnecessary finances on vehicles, upkeep, and other living costs just to get by.

When people face urban sprawl and massive impending strikes by bus drivers, they face the reality of whether or not those higher paying jobs are worthwhile in the long run.