There are 5 rarities of rooms. Rooms give you a bonus to income, as well as the opportunity to purchase a subscription, which will increase the working time of your character in accordance with the table below:
Time with subscription
A room can be created for an RTD token.
Room is a necessary NFT card for farming tokens.
It is important to remember that the Room is necessary NFT for start farm, you have the opportunity to use room only if rarity of your room matches or be with rarity higher than your character.