On the other hand, if you expect any tenants to react violently to this news, sending the parentals out might not be the best idea either.

Now even the Black community is screaming to bring back the violent gun control squad that got disbanded by political pressure.. 

From a technical standpoint is it a certain number of violent crimes per capita?

From a technical standpoint is it a certain number of violent crimes per capita?

@Amanda Kirk gross monthly income at least 3x the monthly rent, no violent felonies or financial crimes, always do credit and background check.

In all fairness though people need to know your non negotiables, no evictions ever, no felonies, or violent offenses, and deposit is due in 24-48 hours of acceptance.  

I'm a tenant of a 3 unit property that my parents own. I help manage the property. This is in Los Angeles CA.
One of the tenants is a woman on section 8 that was living there when my parents bought the property. 
He...

Then call the Housing Authority and let them know that the Section 8 Tenant has violated the lease and that you need them to step in to assist in removing the violent non-lease occupant.  

I would personally avoid violent crimes, our tenant had made a bad choice but it wasn't a violent one. 

A non-violent crime from almost a decade ago should have no bearing on your approval to purchase a condo unit.