this is a great biz...ako friend last year lang sila nag open nya after a yr naka open na sila ug gasoline station..mo net sila ug 80-90k a month!!! basta lang dili gyud ka magsalig ug drop-in lang nga customers mo deliver gyud ka nya look for cheap yet lig-on na containers usually they sell it at 200 each but naa nay gabaligya ana ug 90 each...this is a low operating expense biz, ryt now im making a project study about this biz para basin someday maka open pud ko...goodluck!