In CA, possession of meth in amounts considered to be "for personal use" has now been reduced to a very minor misdemeanor. It's about on the level of sipping an open can of beer in public. Hard to get the cops to roll out on that. If you call 911 to report it, they will instantly dump you off to the "Non-emergency line" and I'm pretty sure that the cops never hear about those calls. The political structure here does not want enforcement against any crimes committed by vagrants. Therefore, when talking to 911 operator about illegal activity, it's critical to never use the word "homeless" nor give any specific description of the perpetrator that sounds like they may be, such as "crazy guy pushing a shopping cart" or "drug addict who lives in bushes at the end of the street," etc etc. If the operator suspects that who you're calling about is a vagrant, you'll never get any police response ...