Mission

using GTA;
using GTA.Math;
using GTA.Native;
using System;
using System.Windows.Forms;

public partial class Lestermission : Script
{
    enum Missiontask
    {
        none,
        initialize,
        atLester,
        goToVehicle,
        enterVehicle,
        pickupGuard,
        isGuardInVehicle,

        restartMission
    }

    Ped player = Game.Player.Character;
    Ped lester;
    Ped guard;
    Vehicle missionVehicle;
    Blip blipDestination;
    Vector3 guardMarkerPos = new Vector3(373.0939f, -767.4551f, 28.29266f);
    Vector3 lesterStairsPos = new Vector3(717.9989f, -976.9f, 23.31f);
    Vector3 missionVehiclePos = new Vector3(695.8693f, -1005.955f, 22.43776f);
    Vector3 guardPos = new Vector3(370.8857f, -771.8976f, 29.27729f);
    bool missionNotification;
    Missiontask task;

    public Lestermission()
    {
        Tick += (o, e) => Processing();
        KeyUp += (o, e) =>
        {
            if (e.KeyCode == Keys.NumPad7) Initialize();
            if (e.KeyCode == Keys.NumPad1) Deinitialize();
        };
    }
    void Initialize()
    {
        //create mission vehicle and lester
        lester = World.CreatePed(new Model(1302784073), new GTA.Math.Vector3(717.079f, -975.927f, 24.91054f), -153.1001f);
        lester.AddBlip();
        lester.CurrentBlip.Sprite = BlipSprite.Lester;
        lester.CurrentBlip.Color = BlipColor.Red;
        lester.CurrentBlip.Name = "Lester";
        lester.CurrentBlip.IsShortRange = true;

        //setup vars and tasks
        missionNotification = false;
        task = Missiontask.atLester;

        //subtitle
        GTA.UI.ShowSubtitle("Script is now ~g~Initialized");
    }
    void Deinitialize()
    {
        //delete mission items
        if (missionVehicle != null) missionVehicle.Delete();
        if (lester != null) lester.Delete();
        if (guard != null) guard.Delete();
        if (blipDestination != null) blipDestination.Remove();
        Function.Call(Hash.SET_PED_COMPONENT_VARIATION, player, 9, 0, 0, 0); //duffelbag
        Function.Call(Hash.SET_PED_COMPONENT_VARIATION, player, 5, 0, 0, 0); //gloves

        //subtitle
        GTA.UI.ShowSubtitle("Script is now ~r~Deinitialized");
    }
    public void DisplayHelpTextThisFrame(string text)
    {
        Function.Call(Hash._SET_TEXT_COMPONENT_FORMAT, "STRING");
        Function.Call(Hash._ADD_TEXT_COMPONENT_STRING, text);
        Function.Call(Hash._0x238FFE5C7B0498A6, 0, 0, 1, -1);
    }
}