Most people don't care very much about which City Council members are going to back Gifford Miller or whoever.
There is no good information on the undocumented. This is intrinsically a hard-to-survey population.
Union endorsements have a significant impact on what members do, less on their families and others. Newspaper editorials mostly help when they confirm what someone is thinking of doing anyway.
The degree to which voters think a candidate understands and responds to them are every bit as important as issues.
The city is probably in its best shape in 25 years and the mayor's in a very strong position.