Timing your exit can add 5–7% to net gains. Data of 420 resale deals show highest profit occurs at 70% construction completion when project risk is low but premium still available.ε€ͺζ—©ι€€ε‡ΊοΌˆ30%）青临 GST 12% & 3% transfer fee; too late (post-OC) competes with ready inventory. We list developer transfer charges: Godrej 2%, L&T 1.5%, CIDCO 5%. Case study: 1,000 sq ft Kharghar flat bought at β‚Ή6,000 psf (30% stage) sold at β‚Ή8,400 psf (70% stage) – net IRR 28% after fees. Download milestone checklist & legal forms. Keywords: under-construction exit, transfer fee GST, profit maximisation.