You have just opened a brand new laundry room, which in addition to the performance of washing machines and dryers boast may even dry-cleaning. Legend of the new building was not long to wait and excited customers attract here like bees to honey. Do not wait, and whisked them all their wishes. Each of them does come with slightly different requirements, you need to carefully monitor their thoughts, which are manifesting in the bubbles. Often you wish to serve multiple clients simultaneously, but unfortunately such a luxury you can't afford, because you just performed work takes all your time and support staff you can not afford. To meet each level you should check a number of customers in a timeout.