Nowadays, to hear many of the oil sellers and operators, particularly their brokers and agents, who are involved in the international open market crude selling, describe it, this document _ called the "Letter of Intent" or LOI, for short _ is not only an essential document for doing crude oil business, but one which every credible person or company engaged in crude buying should always use in initiating a purchase. To many of these operators, not only should crude oil buyers use the LOI to initiate their buying orders, but initiating the purchase order in that manner, they say, has always been the usual way by which credible buyers initiate their purchasing projects, as doing it that way indicates, they claim, that a buyer is "serious" and genuinely committed to making a purchase.
In the body paragraph you will basically express your interest in taking admission. Important things you are going to mention include the basis for applying to the school. Why do you think this school can build up your career? List down all academic achievements and special skills that would help in making your letter stand out from rest of the applicants.