INVITATION TO TREAT UNDER INDIAN CONTRACT AC: An Appraisal Milan* Meaning of invitation to treat under Indian Contract Act. It refers to an invitation for a party to make an offer enter into contractual negotiations . In the invitation two treat or offer, no specific party has the intention to enter into a contract. The seller can enter into a contract with anyone from the public who offers him the best. So the essence of an invitation to offer is that the offer is ...