There is also evidence that these rehabilitation movements avoid displacement of the poor, who face the larger problem of disinvestment in concentrated poverty.
Neighborhood leaders began to learn that these issues and conditions were symptoms of a disinvestment that was the true, though hidden underlying cause of these problems.
There were several areas that became plagued by numerous social problems: high crime rates, drugs, property-standard violations, absentee landlords, and ultimately disinvestment in the community.