Hi I'm john I need to know how to write an introductin letter to an event company, how do I start the letter from and who do I add my experience in it *** guide me for that . Thank you

Dear Sir,

We are Hands BD are totally Marketing solution company to solved your company marketing problem. We get this opportunity to solved this problem. Please help me about how I write a proposal of business.

Thanks,
Mr. Raju
Hands BD