A1: You are equiped with a microphone,go to your inventory,equip it,then point it at the lift to hear converstion, the lift goes upwards so follow it to the top with your microphone,theres a patrol in the gardens so move to the right hand side of the door before engaging the gadget.it turns green when on the selected target and you will hear the conversation in the lift being spoken at the same time..once completed,re-arm to your pistol.
your objective is to go forwrds to the opposite part of the garden and climb the wall to assend upwards,theres wire fencing net you can climb up onto,thats on the right hand side opposite to the right of the lift. beware as 2 guards patrol,stay in the dark..