Trigger:
		class Item24
		{
			position[]={15267.027,18.01264,17250.303};
			a=53;
			b=64;
			angle=-135;
			rectangular=1;
			activationBy="WEST";
			repeating=1;
			interruptable=1;
			age="UNKNOWN";
			text="CommandPost";
			name="CommandPost";
			expCond="(vehicle player) in thislist && (Status == 1);";
			expActiv="unitbase = [] execVM ""scripts\base_lock.sqf"";";
			expDesactiv="terminate unitbase; titleText [""You have left the restricted area!""]; ";
			class Effects
			{
				condition="";
			};
		};

Base_lock.sqf:

_uid = getPlayerUID player;
if(_uid in PIDArray)
then {
_message = format ["Welcome back to the Command Post, %1!",name player];
titleText [_message, "PLAIN DOWN", 1];
}
else
{
hintC "You are entering a restricted zone, please turn back.";
titleText ["You are entering a restricted zone, please turn back.", 0.5];
sleep 5;
titleText ["You have 10 seconds to turn back...", "PLAIN DOWN", 0.5];
sleep 5;
titleText ["You have been warned..!", "PLAIN DOWN", 0.5];
sleep 5;
player setDamage 1;
};

Laptop:
		class Item1351
		{
			position[]={15272.451,18.10956,17243.449};
			azimut=671.69598;
			offsetY=1.4;
			id=1440;
			side="EMPTY";
			vehicle="Land_Laptop_unfolded_F";
			skill=0.60000002;
			text="airdefenseTerminal_1_1";
			init="this allowDamage false; this enableSimulation false; access = this execVM ""scripts\killzones.sqf"";";
		};

killzones.sqf:
WaitUntil{!isNull player};
waitUntil {(getPlayerUID player) != ""};
_uid 	= getPlayerUID player;
if(_uid in PIDArray) then
{
alarm_on = _this addAction["<t color='#ffff00'>Disable All Kill Zones</t>","scripts\alarm.sqf","",1,false,true,"","Status == 1 && (player distance _target < 3)"];
alarm_off = _this addAction["<t color='#ffff00'>Enable All Kill Zones</t>","scripts\alarm.sqf","",1,false,true,"","Status == 0 && (player distance _target < 3)"];
};

alarm.sqf:

switch (Status) do {
case 1 :
{
Status = 0;
systemChat "Killzones in restricted areas have been deactivated!"
};
case 0 :
{
Status = 1;
systemChat "Killzones in restricted areas have been activated!"
};
default
{
};
};