Lighting can be good, but like the camaras will mostly just push the crime elsewhere.
I'm afraid they need to do what we have done and is working -- give longer prison sentences. Plus cut back on the dole, especially the dole for women, to strengthen families.
How would that work?
There are too many other systems in place to make sure that the family remains an endangered species. Just take a look at the incentive for women to file for divorce. Welfare payments are petty compared to the money behind the divorce and custody industries.