Is it law to provide two keys by a car dealership when buying a car?
Dealership.
Get the VIN number, also your proof of ownership.Then go to a Mercury dealership, give them ur info and $40 at the least for new keys.
The dealership (if it is one of those keys which require a coded chip reprogram).
yes
from your dealership, some cars keys have a chip in them and you can only get a duplicate from the dealership, they cannot be made at a key making place because it will not work, the key will cost you around $50
Take your title to the dealership and they can make you a new key
Call the Mercedes dealership and have proof of identity.
When Our Lord appointed Peter to lead the church as the first pope he said, "I will give you the keys to the Kingdom of Heaven. . . . . " Peter is usually pictured holding two keys.
Bring all keys and FOBs to dealership.
Car rental companies give you two sets of keys because if one key is not working properly in such situation you can use another key. http://www.primeluxuryrentals.com/
you can contact the dealership you bought your car from and they will be able to give you information and possibly be able to give you a new key and code.