How to write the commitment that two cars can only enter one car in a garage?

1. First of all, the commitment letter that two cars can only enter one car in a garage needs to write the seller's ID number, address and contact number.

2. Secondly, write the ID number, address and contact number of the buyer.

3. Finally, it is written that when the mortgage is realized, the garage located in the community, roads, buildings, structures and rights shall be strictly implemented in accordance with the provisions of Article 74 of the Property Law.