1. it is evident that all the additions and alterations which you did to the garage premises are without any NOC or permission either from the landlord or the BMC
2. Thus all your additions made to the garage are ex-facie illegal
3. you cannot demand any alternate premises from the landlord
4. you have no cause of action against the landlord
5. even if you file any legal proceeding against him, you will completely fail in it
6. you have not only made additions and alterations but also changed the user of the garage to commercial which is completely illegal
7. you cannot seek any indulgence from the landlord or his son for all your wrong and illegal acts
8. it matters least that the landlord did not object to your making the said illegal additions to the garage
9. the BMC will now act as per law and demolish the illegal additions