When you making a plan for tours then you will be select your budget also. And you will also make a plan for transportation which is necessary for tourist. In some country the transportation is not good so this is the ideal chose to take a rental car on monthly basis. You can take a car from the cheap rental cars San Diego is one of the best agency of rental cars and they can provide the best facility for the tourist. They can also provide the monthly service for the tourist and they can do some discount also. The idea about the traveling in private bus is also good but you will be knew in city or in country and you could not know about the places of the city so the traveling in other buses how create some problem for you.
The other reason is that that you can take a rental car that you have a large number of people or member in tours so you can taking the monthly rent a cars. So it is the good idea that you can take monthly rent a car. Before taking a car you can deal with agency so the San Diego rental cars deal is also the best option that you can take from this company and it is the best service for tourist.