When does a capital raising contract to purchase off-the-plan housing have the nature of a deposit contract?

What is the relationship between the validity of security contract and transfer contract?

Validity of contract – CISG: does not regulate this content. – Vietnamese Law: A goods purchase contract is valid when the following conditions are satisfied: The subject has civil legal capacity, civil act capacity suitable to the established civil transaction; Entities participating in civil transactions completely voluntarily; The purpose and content of the civil transaction […]