You should visit the website gharexpert.com, in construction section in the safety there is a section for termite control in which you can find solution of your problems links are given below
Pros: The pros are that you can use the whole as parking and you do not need to park your vehicle anywhere. It gives your vehicle a sure security of your own.
Cons: The cons are that the floor area will reduce when you decided to use the whole ground area as parking. If you do not use the whole ground area as parking it will increase the home space. You can give a part for parking how much it required according to no. of vehicles.