Buying in the medina
The short version, and then the long version
Buying in the medina is not complicated, but it is specific. It requires patience, a willingness to read what an adoul has written, and an honest conversation with yourself about what you are actually trying to do.
The four pages linked from this index cover the legal instrument (the melkia), the sequence of a transaction, the fees you should expect to pay, and the questions a careful buyer asks before anything else.