How does dry powder fire extinguisher put out a fire?
City councilman for your district or state representative for your area. Their offices will help you.
Absolutely (not)! The forces at work when lightning strikes are much greater anything you could possibly mount on your umbrella to reduce the risk of being struck. - Apparently, the TD troll has an umbrella with a tennis ball on top.
Call your City Hall and ask them. Go to a council meeting and present your request. That might be the fastest way if they vote on it quickly. They are the ones that say its OK to spend the city's money. Ask for speed bumps too.