Studying of theories issued in nature of pre_sale contract with the focus on Building Pre_sale Act (Enacted in 2011)

building's pre _ sale contract is one of the legal phenomena that have been provided different opinions about it . various type of Sale including Forward sale , conditional sale , unconditional sale , sale in the form of a manufacturing contract , innominate contract and nominate contract are the most famous templates for this contract that raised by legal experts . Although when the Building Pre _ sale Act in 2011 enacted , the » innominate contract « was discredited but the » contract of sale « theory and the » nominate contract « theory are the most famous templates for nature of building's pre - sale contracts .in this article , While addressing the mentioned theories and analysis and critique the reasons each of them , Will be reinforced the theory of independence and being nominate pre - sale of building's contract with reasons . . .