Be sure that the designation will count for something in your area of expertise. You will be required to submit an application, a resume, an essay, letters of recommendations and references. You will be required to take entrance exams like the GMAT, and participate in an interview. Finally you will hopefully be accepted, and then you will have to find sources of funding. Support may be available from the institution you are interested in attending.
Many schools offer some type of scholarship.
These types of aid can be extremely competitive. Government aid or federal funds may be available, as well as loans.