How to get the TV:
Play the Vendetta mini-game, play it once win or lose.
How to get the Table:
Play the Vendetta mini-game three times win or lose.
How to get the couch:
Play the Vendetta mini-game get a thousand francs. the opponent has to sell you everything so that leaves him defenceless and dead or it wont work. play it with a friend cause a random person might not let you win.
How to get the Chair:
Go to the assassin's hideout and look at a lot of pictures in the animus 2.0.
How to get to the assassin's hideout:
Play the eagle vision mini-game all the gliphs are in diff spots look around there are six and all around and in random locations. After you find all six take them to the security turminal. if you don't know where that is it is where you first load up into the labs. Happy Hunting! you will be given access to go beyond the doors. there you will find a door at the end of the hall leading to the assassin's hideout.
From PS Home forum.