Proposition 13 – Yes
Provides that construction to seismically retrofit buildings will not trigger reassessment of property tax value. Sets statewide standard for seismic retrofit improvements that qualify.
Proposition 14 - No
Changes the primary election process for congressional, statewide, and legislative races. Allows all voters to choose any candidate regardless of the candidate's or voter's political party preference. Ensures that the two candidates receiving the greatest number of votes will appear on the general election ballot regardless of party preference.
Proposition 15 - Yes
Repeals ban on public funding of political campaigns. Creates a voluntary system for candidates for Secretary of State to qualify for a public campaign grant if they agree to limitations on spending and private contributions. Each candidate demonstrating enough public support would receive same amount. Participating candidates would be prohibited from raising or spending money beyond the grant. There would be strict enforcement and accountability.
Proposition 16 - No
Requires two-thirds voter approval before local governments provide electricity service to new customers or establish a community choice electricity program using public funds or bonds.
Proposition 17 - No
Permits companies to reduce or increase cost of insurance depending on whether driver has a history of continuous insurance coverage.
ON EDIT: Forgot the link:
http://www.cadem.org/atf/cf/{BF9D7366-E5A7-41C3-8E3F-E06FB835FCCE}/EndorsementsJune2010_Rev.pdf
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Rather straightforward, I would say.