Instructions
Launch the "CityVille" in your Web browser. Log in to your Facebook account if you are not currently signed in.
Click the arrow in the control panel at the bottom of the screen. Click ̶0;Remove.̶1;
Click any trees that are in the area in which you want to place your parking lot. The trees will be removed from the area.
Click ̶0;Build̶1; in the control panel and type ̶0;Parking Lot̶1; in the search field.
Click the parking lot, and then click the area where you want to place the lot. The parking lot is now accessible in your game.