to brush something is simply to brush a picture. Brushing cookie island all the time is equivalent to brushing materials and things. The higher the level, the more difficult it is to go to the level with more materials, and you will get something when you flip the card. Sometimes you can get four-leaf clover, spices, backpacks, props and materials.

At present, there is no method to brush the roll. The roll should be recharged. Other ways to get it are to sell things on the trading floor. The prices of things in different servers are different, so you can't pay sky-high prices. You should pay a suitable price. If the landlord means to brush gold coins, you will get a certain amount of gold coins every time you brush the picture.

If you have any questions, please ask me, and I will try my best to help you!