No, they can only mail you.
So... first, you write a letter. ( To whoever you want to send the furniture to) then, drag the furniture you want to mail onto the mail. Then you will see that the furniture is in with the mail. Now mail it, and done you are!
If you want to remove friends in Animal Crossing Lets Go To The City then just be unfriendly by not giving them things,not talking,not sending mail and then they will just move house. You will know that because they will send you mail saying good-bye.
Get a very high number of HRA points (something like 120,000) and they will send you the model in the mail.
Well kind of. If you send a mail to a resident, with a present in, with furniture, they will send you something from their house. This is good if you have Elvis, because he will send you 1 of his 2 thrones. Also, check the recycling after you have sent the mail. Usually there is something in there.
You can't
walk
You have to create a snowman with correct proportions and then Snowman will send you an attached piece of furniture in the mail.
First make sure it is winter and make a snowman and talk to it and the net day it will send you a gift in the mail.
you can't
Post things on the town message board, send mail. You can't spread gossip to the animals, but you can spread it with friends over Nintendo WFC.
It is impossible to send a letter to any of the shops/buildings in the town and/or city in Animal Crossing City Folk. Letters can only be sent to other town folk.
In Animal Crossing, you cannot bribe animals with in-game items or currency to give you something. Interacting positively with the animal, giving them gifts, and completing tasks for them will improve your friendship level, which may lead to receiving gifts or favors from them.