[lohengramm]

Absolutely. There are only benefits in acquiring the support from the local population, specially when people feel "neglected" by their current official government. This happens a lot in Brazilian poorest locations, where drug dealing gangs mix violence with "community support", creating a combination of fear and "acceptance" in the locals, getting them not only to not help the police, but also to "accept" their relatives getting into crime, as if it wasn't "completely wrong". There is also special behavior targeted at children, in order to drag them to crime later (or as soon as possible).