Many articles have been written on why you should engage an investment banker or Many articles have been written on why you should engage an investment banker or M&A advisor to sell your business. If you are going to hire someone to sell your M&A advisor to sell your business. If you are going to hire someone to sell your business, make sure you fully understand how they are going to manage the process business, make sure you fully understand how they are going to manage the process before you engage them. This means knowing who is doing what for you.