You finalize analyzing the customer base and found this additional information:- They are married, city-dwellers...

It seems like the majority of the customer database are married women, between ages 25-34, who live in Los Angeles, and like fashion and shopping. 

You should use this information as a baseline to build your next core audience.You should also build a similar audience based on this new information on the three cities where the stores are at: Los Angeles, San Francisco, and San Diego.

More than 66% of the customer base is in Los Angeles, so you should definitely allocate more than 50% of your budget to this market. Unless the case said it wanted to grow specific areas, you need to allocate budget according to the data in your analysis.