the item shop is in the inventory tab. just go to the inventory and there you can see the shop.
delivery vans are items that can be bought in the item shop in New York.
do the job "break into an electronics shop" in New York.
Wise guys are items in the Cuba jobs and is a job requirement. they can be bought in the item shop.
the first consumable item you will need in New york is the concealable camera which you can get in the "break an electronics shop" job. the rest are the computer set up, untraceable cellphone, blackmail photos and illegal transactions records.
In a shop :D
do the "break into an electronics shop" job in New York.
untraceable cellphones are looted from the Break an Electronics shop job in New York.
It's a random loot item mate. You can have it by doing job (no specific job) and fighting other players. And of course, at the weapon shop.
For building cars via the chop shop
capo jobs
You get shipping containers by asking your mafia for them from the chop shop upgrade page. Or you can receive them from your mafia in place of mystery bags.
Market Place, in the middle of the front page or you can trade at pawn shop (within Market Place).