Since Los Angeles went to hell and back, Angel has become something of a celebrity. Now everywhere he goes, people are starstruck. Seems pretty simple and non-threatening. As in any transaction, Angel reaps the benefits of being famous (more casework, more money, etc.) but also pays a cost for it (less free time to brood, a sense of disillusion, etc.).
Unfortunately the people he is protecting are paying an unintended cost, as demonstrated when Angel walked into a local coffee shop for a cup and accidentally created a panic that the neighborhood was under attack by a vicious (and equally fictitious) demon. This seemingly innocuous event resulted in multiple injuries and death.
Angel himself goes on to comment on this predicament of unintended consequences: