How do you write a proper business letter? -

I m writing a business letter for my LA project and im kind of sketchy how to write one still, so i could use some extra help. I m writing to someone named Bill Simmons, (it s a fake letter) i m part of the student council and i need to write to Bill asking for some equipment for a carnival event at my school. I am asking to book cottom candy machine, milk can game, basketball throw, duck pond and an air rifle game. I also need to ask for booking and prices to be confirmed.

here may be this site can help you too..http://hardshiplettersample.com/