What is a complimentary close in a business letter?

What is a complimentary close in a business letter?
It is the same way pickles, lettuce unions and sometimes ketchup go perfectly on a nice tender patty. Now, if you need the beggining of a business letter then you will need some fresh buns to fall on top of mayo and golden mustard. the body is the most important part. this is where all of the flavors collide to create one of of the most tastiest flavolicious himbuger you have ever Eaton in your entire life. The boss will accept you with no hesitation if you bring him one of these. did you know that a rare zubat is one of the most rare creatures on the planet nebotopomis. There has only been one person to visit nebotopomis and when he got back to the usa scientists say he lost half his brain to a rare zubat. nebotopomis is also known as one of the most filthiest snottiest trashiest places in our universe, it is also known as China. Rare Zubats are also my favorite animal. if i die i want you to bury me with a rare zubat tied around my neck. i hope you enjoyd it and i hope it helped you. Goodbye.