Playground owner can ask the staff make a report form, can display the rate of return with the changing turnover each day. This rate of turnover form is not only including the game machine equipments purchase price , but also service cost ,and count each square meter turnover according each machine’s floor space and so on a series of cost. This will help you judge which game machine manufacturer doing good after-sale service , and which of them have best quality amusement machine .

   Date of Geomancy :If you want more details , you can give door plate for each game machine’s position, which area is the most flourishing and which area is desolate will be clear at a glance .Then you can put the hottest machine in desert place , see if it will be active or not. If can not , it says that place is the customers dislike to go, can consider to change it be service counter and other purposes. Use this date to test and improve , maybe more accurate than geomancer’s forecast.