Don't forget that there are also elections to the London Assembly taking place at the same time. While the Assembly has very little power, it does have the power to pass or reject the Mayor's budget and performs scrutiny functions (the latter rather anaemic).
We don't seem to have a thread on this yet.
Plenty of skirmishes already taking place--the latest being the income and tax revelations:
http://www.standard.co.uk/news/mayor/sadiq-khan-reveals-earnings-as-he-publishes-tax-return-a3187896.html
http://www.standard.co.uk/news/mayor/zac-goldsmith-reveals-10m-earningsand-4m-tax-bill-a3186086.html
Don't forget that there are also elections to the London Assembly taking place at the same time. While the Assembly has very little power, it does have the power to pass or reject the Mayor's budget and performs scrutiny functions (the latter rather anaemic).
This is the official election web-site:
http://www.londonelects.org.uk/
(There is an annoying non-functional parked URL at londonelects.org.)
Elections to the offices of Mayor of London and members of the London Assembly will be held on the 5th May, 2016.
Make sure that you register to vote before the 18th April 2016 if you live in Greater London:
http://www.londonelects.org.uk/im-voter/how-register-vote