Frenzy Garage Service Description:

You open up a garage service center, wherein you are offering car services.  Since you are just starting, you need to work your way to the top.   You need to do all the work in this business so you need to hurry up with everything.  Don’t let the customers waiting or they will get fed up and leave you.

Buy some equipment once you have the money as the game will force to provide those service at a faster rate.  The new equipment will make things faster for you so you can go on to the next customer.  You need to achieve your goal for the day to advance to the next day.