A contract is to be interpreted according to the law and usage of the place where it is to be performed or, if it does not indicate a place of performance, according to the law and usage of the place where it is made.
SDCL 53-1-4
A contract is to be interpreted according to the law and usage of the place where it is to be performed or, if it does not indicate a place of performance, according to the law and usage of the place where it is made.
SDCL 53-1-4