if you have given gift to your sister and she purchases property in her name it would not be benami transaction
2) you are at liberty to gift money to your friend .
3) he can use the money gifted to him to purchase any assets including property . it would not be benami property
4) the act defines a benami transaction as a transaction where a property is held by or transferred to a person, but has been provided for or paid by another person.
5) property transactions where: (i) the transaction is made in a fictitious name, (ii) the owner is not aware of denies knowledge of the ownership of the property, or (iii) the person providing the consideration for the property is not traceable.would be benami