Checklist for Buying A Property in Thane West. What is the basic legal due diligence that a property buyer must do like having a flat purchase checklist, to safeguard one’s investment. Thaneweb Thane Mumbai. Checklist for Buying A Property in Thane West. What is the basic legal due diligence that a property buyer must do like having a flat purchase checklist, to safeguard one’s investment. Thaneweb Thane Mumbai