They setup an entire heroin network of Domino's like franchises spanning the US. Starting in LA, ultimately spreading all over the country by the early 2000s.
The heroin resurgence came on the back of enterprising Mexicans who took advantage of loose sentencing of small amounts and rampant Oxy addicts looking for alternatives.
> In two years, from 1995 to 1997, Boise’s minor market had a half-dozen crews selling heroin like pizza. But that wasn’t all. From the wiretaps, Ruplinger heard Polla call Phoenix, Ontario, El Monte, Salt Lake, Portland, Billings, Las Vegas, Honolulu. If Boise had a half dozen, how many crews must Denver have? What about Portland? Las Vegas? The heroin cells were like ants in a garden: You didn’t see them unless you got close enough and knew what to look for. Then, even when you stamped them out, more came to take their place.