Arvind had purchased a 3-BHK flat in Mumbai from Goldfin Builders in 2015. He had entered into a registered Agreement with the Builder towards the purchase. Arvind was promised possession of the Flat on or before 30th September 2016. The cost of the Flat was Rs. 4 crores, which Arvind had entirely paid for. However, the Builder had not handed him over the possession till date. Mr. Arvind has the following queries:Can you help Arvind in identifying with at least 2 legal precedent (cases) supporting his claim against the Builder?