Here's what I have:
AK-47 (3 stocks)
1 pizza box
2.5 gallons of Almond Water
Flamethrower (2 stocks)
Grenade (24)
A lot of potato chips
3 Med kits
13 cupcakes
2 hoodies, 3 suits and 2 bulletproof vests
2 radars
Those things take me months to collect, make sure to come and trade!