1. Go to map and find any locations that is selling hotels.
2. make an offer like example, normal price 150000 get it 
   for 146000.
3. go to hotels and find your new hotel.
4. go to manage and sell your hotel.
5. when the normal price is 150000 that you are suppose to sell,
   sell it for 151000 instead.
That is the end if u want more money repeat the steps.