Car renting for day & monthly basis. with its monthly income and expenses in excel sheet.

please help me for the the car rental system in excel sheet. i have started new own setup with 9 cars. which I am renting for day or for monthly,Quartely, 6 months or yearly.

i am also in need of file which show me all accounts. rents earning,income expenses. monthly earning of each car and its profit and loss. so please help me if any one have these files in excel. please help me