These guys were in their 20s and owned 30 plus properties.
Ironically, I feel the City of San Diego did more to help their effort than stop them as the City's attempts to curtail the mini-dorm situation scared off a lot of other would be buyers. The investment groups just dealt with the City and worked around the CIty's mini-dorm laws because they had such a large stake in the area.
I lived there in the Rolando area when I went to State, which is about a mile from Campanile - liked it as a student, but would not go back today even as an investor.
Let me know if I can answer any more questions for you, home or art related!