Yes, doubling the rent in Monopoly Deal counts as a move.
In Monopoly Deal, the rules for doubling the rent are that you can play a "Double the Rent" card on a property set that you own, which doubles the rent value for that set. This can be a powerful move to increase the amount of rent owed by your opponents.
Yes, in Monopoly Deal, you can discard properties by playing them as part of a set or by using action cards that allow you to discard cards from your hand.
Yes, in Monopoly Deal, you can break a set by playing action cards that allow you to steal or swap properties from a set in another player's collection.
No, you cannot say no to a "no" in Monopoly Deal.
No, you cannot move houses in Monopoly Deal.
When you have no cards in hand in Monopoly Deal, you can employ strategies such as collecting rent from properties you own, playing action cards that benefit you, and strategically using any properties or money you have on the board to your advantage.
No, you cannot double the rent twice in Monopoly Deal.
No, you cannot steal a wild card in Monopoly Deal.
No, you cannot steal a wild property in Monopoly Deal.
No, you cannot steal wild property in Monopoly Deal.
No, you cannot move wild property cards in Monopoly Deal.
There are three "Just Say No" cards in Monopoly Deal.