Ok it seems everytime I post by the time somone responds I have found the answer except to this one how do I get in the sandstone caverns and dont tell me to catch a runaway cart that I can hear over my head when I jump off what I need to know is exactly how to catch it and that stupid soda that boy wants where is it and how do you get into kelpers office and and also how do you get access to the heec or whatever it is in the ore room what do I need to prove to the other guy I was working for that I can be trusted.
I am pulling my hair I just found this sight a few days ago (which I posted earlier) and this is the first game I decided to play apparently I have heard that there are characters in this game from previous games I dont know if that bears any significance but anyway could someone PLEEEEEEEEASE Help me out here and once again here is my inventory

2 Nanoxite Stones
Passcard (CQ30021)
Gold Key
Crank
ISO Officer's Cap

Leather Briefcase
Passcard (CQ60537)
Vault Key
Pickaxe
Pet Snacks

Metal Briefcase
Supply Room Card
Dragon Key
Noise Filter Headset
Matches

Employment Papers
Mine Access Card
Crowbar
Knife
Washcloth

ISO Accident Report
OSA Card
Light Tube
ISO Energy Pulse Gun
Round Pot

Scrap of Paper
Izacladia Access Card
Radio Receiver
Tranquilizer Gun
Small Mirror

I.D. Card
Business Card
Fire Extinguisher
Military Uniform
Tranquilizer Spray