Click the Storage button in the bottom right-hand corner of the screen. Then click the small icon with a blue gift box to the right of the Sell button to open the window with a list of your friends.
Click the “+” button under the avatar of the friend who you want to send the gift to. In this way you select the quantity of the material that you want to send.
On the left, there are numbers indicating the amount of a given material you have in your Storage as well as its price. Click the “Send” button to gift the selected item to the recipient selected. You can send any material that you have in Storage, any collection item, as well as most decorations. Exchange items with friends to complete the collections that you need quicker.