diff --git a/Content.Server/SS220/Contractor/ContractorPortalServerSystem.cs b/Content.Server/SS220/Contractor/ContractorPortalServerSystem.cs
index ed28854282c9d8..6e0fad0b746273 100644
--- a/Content.Server/SS220/Contractor/ContractorPortalServerSystem.cs
+++ b/Content.Server/SS220/Contractor/ContractorPortalServerSystem.cs
@@ -5,9 +5,6 @@
 
 namespace Content.Server.SS220.Contractor;
 
-/// <summary>
-/// This handles...
-/// </summary>
 public sealed class ContractorPortalServerSystem : EntitySystem
 {
     [Dependency] private readonly IGameTiming _timing = default!;
@@ -21,11 +18,14 @@ public override void Initialize()
         SubscribeLocalEvent<ContractorPortalOnTriggerComponent, StartCollideEvent>(OnEnterPortal);
     }
 
+    /// <summary>
+    /// This is used for what doing when player enter portal
+    /// </summary>
     private void OnEnterPortal(Entity<ContractorPortalOnTriggerComponent> ent, ref StartCollideEvent args)
     {
         if (!TryComp<ContractorTargetComponent>(args.OtherEntity, out var targetComponent))
         {
-            _popup.PopupClient("Портал недоступен для вас", args.OtherEntity, PopupType.Medium);
+            _popup.PopupClient(Loc.GetString("contractor-portal-for-non-target"), args.OtherEntity, PopupType.Medium);
             return;
         }
 
@@ -56,7 +56,7 @@ private void OnEnterPortal(Entity<ContractorPortalOnTriggerComponent> ent, ref S
 
         if (needsPortalEntity != args.OurEntity)
         {
-            _popup.PopupClient("Этот портал предназначен не для этой цели", args.OtherEntity, PopupType.Medium);
+            _popup.PopupClient(Loc.GetString("contractor-portal-for-another-target"), args.OtherEntity, PopupType.Medium);
             return;
         }
 
@@ -67,9 +67,10 @@ private void OnEnterPortal(Entity<ContractorPortalOnTriggerComponent> ent, ref S
         _uiSystem.ServerSendUiMessage(GetEntity(contractorComponent.PdaEntity)!.Value, ContractorPdaKey.Key, new ContractorUpdateStatsMessage());
         _uiSystem.ServerSendUiMessage(GetEntity(contractorComponent.PdaEntity)!.Value, ContractorPdaKey.Key, new ContractorCompletedContractMessage());
 
-        _contractorServer.GenerateContracts((contractorEntity, contractorComponent));
+        _contractorServer.GenerateContracts((contractorEntity, contractorComponent)); // generate new contracts
 
-        _transformSystem.SetCoordinates(args.OtherEntity, Transform(contractorEntity).Coordinates); // tp target to other map in future
+        // TODO: create new warp point for another map (tajpan???)
+        _transformSystem.SetCoordinates(args.OtherEntity, Transform(contractorEntity).Coordinates);
 
         Dirty(contractorPdaEntity, contractorPdaComponent);
         Dirty(contractorEntity, contractorComponent);
diff --git a/Content.Server/SS220/Contractor/ContractorServerSystem.cs b/Content.Server/SS220/Contractor/ContractorServerSystem.cs
index ac13187fc2eb3c..b81b1cd91b3aeb 100644
--- a/Content.Server/SS220/Contractor/ContractorServerSystem.cs
+++ b/Content.Server/SS220/Contractor/ContractorServerSystem.cs
@@ -75,11 +75,17 @@ public override void Update(float frameTime)
         }
     }
 
+    /// <summary>
+    /// Generate contracts on server, once time while called CompInit event
+    /// </summary>
     private void OnContractorCompInit(Entity<ContractorComponent> ent, ref ComponentInit ev)
     {
         GenerateContracts(ent);
     }
 
+    /// <summary>
+    /// Handle open portal event
+    /// </summary>
     private void OnOpenPortalEvent(Entity<ContractorComponent> ent, ref OpenPortalContractorEvent args)
     {
         if (!TryComp<ContractorTargetComponent>(GetEntity(ent.Comp.CurrentContractEntity), out var target))
@@ -97,6 +103,9 @@ private void OnOpenPortalEvent(Entity<ContractorComponent> ent, ref OpenPortalCo
     }
 
     //TODO server and checks
+    /// <summary>
+    /// Raised when clicked on position button on pda
+    /// </summary>
     private void OnNewContractAccepted(Entity<ContractorPdaComponent> ent, ref ContractorNewContractAcceptedMessage ev)
     {
         if (!TryComp<ContractorComponent>(ev.Actor, out var contractorComponent))
@@ -110,9 +119,7 @@ private void OnNewContractAccepted(Entity<ContractorPdaComponent> ent, ref Contr
 
         EnsureComp<ContractorTargetComponent>(GetEntity(ev.ContractEntity), out var target);
 
-        //Only for test
-        /*
-        if (target.AmountTc > 8)
+        if (target.AmountTc > 8 || ev.TcReward > 8)
         {
             _adminLogger.Add(
                 LogType.Action,
@@ -121,7 +128,6 @@ private void OnNewContractAccepted(Entity<ContractorPdaComponent> ent, ref Contr
 
             return;
         }
-        */
 
         target.PortalPosition = Transform(GetEntity(ev.WarpPointEntity)).Coordinates;
         target.AmountTc = ev.TcReward;
@@ -131,7 +137,7 @@ private void OnNewContractAccepted(Entity<ContractorPdaComponent> ent, ref Contr
 
         contractorComponent.CurrentContractData = ev.ContractData;
         contractorComponent.CurrentContractEntity = ev.ContractEntity;
-        contractorComponent.PdaEntity = ev.Entity;
+        //contractorComponent.PdaEntity = ev.Entity; //why this shit here?
 
         Dirty(ev.Actor, contractorComponent);
 
@@ -145,7 +151,9 @@ private void OnNewContractAccepted(Entity<ContractorPdaComponent> ent, ref Contr
         HandleContractAccepted(ev.ContractEntity, ev.Actor);
     }
 
-    // TODO on server //DONE
+    /// <summary>
+    /// Raised when clicked on execute button, then doAfter, then open portal.
+    /// </summary>
     private void OnExecuteContract(Entity<ContractorPdaComponent> ent, ref ContractorExecutionButtonPressedMessage ev)
     {
         var entity = GetEntity(ent.Comp.CurrentContractEntity);
@@ -195,6 +203,11 @@ private void OnBuyContractorKit(StoreBuyListingMessage ev)
         EnsureComp<ContractorComponent>(ev.Actor);
     }
 
+    /// <summary>
+    /// When contractor accepts new contract, remove this contract from other contractors and generate another contract for them
+    /// </summary>
+    /// <param name="acceptedPlayer">Target, on what contractor accepted</param>
+    /// <param name="contractor">Contractor, who accepted</param>
     public void HandleContractAccepted(NetEntity acceptedPlayer, EntityUid contractor)
     {
         var query = EntityQueryEnumerator<ContractorComponent>();
@@ -210,7 +223,7 @@ public void HandleContractAccepted(NetEntity acceptedPlayer, EntityUid contracto
             if (contractorComp.Contracts.Count >= 5)
                 continue;
 
-            var newContract = GenerateContractForContractor(uid);
+            var newContract = GenerateContractForContractor((uid, contractorComp));
 
             if (newContract != null)
             {
@@ -223,7 +236,12 @@ public void HandleContractAccepted(NetEntity acceptedPlayer, EntityUid contracto
         }
     }
 
-    private (NetEntity Target, ContractorContract Contract)? GenerateContractForContractor(EntityUid contractor)
+    /// <summary>
+    /// Generate a new contract or contracts for contractors, if another contractor has accepted their contract
+    /// </summary>
+    /// <param name="contractor"></param>
+    /// <returns></returns>
+    private (NetEntity Target, ContractorContract Contract)? GenerateContractForContractor(Entity<ContractorComponent> contractor)
     {
         var playerPool = _playerManager.Sessions
             .Where(p => p is { Status: SessionStatus.InGame, AttachedEntity: not null })
@@ -242,6 +260,9 @@ public void HandleContractAccepted(NetEntity acceptedPlayer, EntityUid contracto
                 continue;
             }
 
+            if (contractor.Comp.Contracts.ContainsKey(GetNetEntity(player)))
+                continue;
+
             if (!_mindSystem.TryGetMind(player, out var mindId, out _))
                 continue;
 
@@ -336,7 +357,7 @@ public void GenerateContracts(Entity<ContractorComponent> ent)
         return allLocations;
     }
 
-    public bool IsCloseWithPosition(NetEntity playerNet)
+    private bool IsCloseWithPosition(NetEntity playerNet)
     {
         var player = GetEntity(playerNet);
 
@@ -357,10 +378,9 @@ public bool IsCloseWithPosition(NetEntity playerNet)
 
         var targetPortalPosition = targetComponent.PortalPosition.Position;
 
-
         var isPlayerCloseToPortal = (playerPosition - targetPortalPosition).Length() < 1f;
         var isTargetCloseToPortal = (targetPosition - targetPortalPosition).Length() < 1f;
 
-        return isPlayerCloseToPortal && isTargetCloseToPortal; //tile distance
+        return isPlayerCloseToPortal && isTargetCloseToPortal;
     }
 }
diff --git a/Content.Shared/SS220/Contractor/ContractorPortalOnTriggerComponent.cs b/Content.Shared/SS220/Contractor/ContractorPortalOnTriggerComponent.cs
index 04b0cc734a2098..96535ab9d3c50d 100644
--- a/Content.Shared/SS220/Contractor/ContractorPortalOnTriggerComponent.cs
+++ b/Content.Shared/SS220/Contractor/ContractorPortalOnTriggerComponent.cs
@@ -3,7 +3,7 @@
 namespace Content.Shared.SS220.Contractor;
 
 /// <summary>
-/// This is used for...
+/// This is used for marking a portal.
 /// </summary>
 [RegisterComponent]
 [NetworkedComponent]
diff --git a/Content.Shared/SS220/Contractor/ContractorTargetComponent.cs b/Content.Shared/SS220/Contractor/ContractorTargetComponent.cs
index 49198e0854ced8..756aeb4b6db01a 100644
--- a/Content.Shared/SS220/Contractor/ContractorTargetComponent.cs
+++ b/Content.Shared/SS220/Contractor/ContractorTargetComponent.cs
@@ -6,7 +6,7 @@
 namespace Content.Shared.SS220.Contractor;
 
 /// <summary>
-/// This is used for...
+/// This is used for marking target for contractor.
 /// </summary>
 [RegisterComponent]
 [NetworkedComponent]
diff --git a/Content.Shared/SS220/Contractor/SharedContractorItemPrototype.cs b/Content.Shared/SS220/Contractor/SharedContractorItemPrototype.cs
index e607ae02c36c53..257ce1b1e8d7f9 100644
--- a/Content.Shared/SS220/Contractor/SharedContractorItemPrototype.cs
+++ b/Content.Shared/SS220/Contractor/SharedContractorItemPrototype.cs
@@ -5,7 +5,7 @@
 namespace Content.Shared.SS220.Contractor;
 
 /// <summary>
-/// This is a prototype for...
+/// This is a prototype for contractor items in uplink.
 /// </summary>
 [Serializable, NetSerializable, Prototype("contractorItems")]
 public sealed partial class SharedContractorItemPrototype : IPrototype
diff --git a/Content.Shared/SS220/Contractor/SharedContractorSystem.cs b/Content.Shared/SS220/Contractor/SharedContractorSystem.cs
index 5c7ff18f4e582a..6c08de656a0ecf 100644
--- a/Content.Shared/SS220/Contractor/SharedContractorSystem.cs
+++ b/Content.Shared/SS220/Contractor/SharedContractorSystem.cs
@@ -13,12 +13,17 @@ public abstract class SharedContractorSystem : EntitySystem
 
     public override void Initialize()
     {
-        SubscribeLocalEvent<ContractorPdaComponent, ComponentInit>(OnContractorPdaMapInit);
+        SubscribeLocalEvent<ContractorPdaComponent, ComponentInit>(OnContractorPdaCompInit);
         SubscribeLocalEvent<ContractorPdaComponent, BoundUIOpenedEvent>(OnOpenUI);
         SubscribeLocalEvent<ContractorPdaComponent, ContractorHubBuyItemMessage>(OnBuyItem);
     }
 
-    private void OnContractorPdaMapInit(Entity<ContractorPdaComponent> ent, ref ComponentInit args)
+    /// <summary>
+    /// On CompInit pda generate available items
+    /// </summary>
+    /// <param name="ent">Entity pda</param>
+    /// <param name="args">Event</param>
+    private void OnContractorPdaCompInit(Entity<ContractorPdaComponent> ent, ref ComponentInit args)
     {
         if (ent.Comp.AvailableItems.Count > 0)
             return;
@@ -32,6 +37,10 @@ private void OnContractorPdaMapInit(Entity<ContractorPdaComponent> ent, ref Comp
         }
     }
 
+    /// <summary>
+    /// Will generate a pda owner once for the person who first opened it
+    /// </summary>
+    /// <param name="ent">PDA entity</param>
     private void OnOpenUI(Entity<ContractorPdaComponent> ent, ref BoundUIOpenedEvent args)
     {
         if (ent.Comp.PdaOwner != null)
@@ -50,6 +59,9 @@ private void OnOpenUI(Entity<ContractorPdaComponent> ent, ref BoundUIOpenedEvent
         Dirty(ent);
     }
 
+    /// <summary>
+    /// Raise event for buying an item, but only if buyer is pda owner
+    /// </summary>
     private void OnBuyItem(Entity<ContractorPdaComponent> ent, ref ContractorHubBuyItemMessage ev)
     {
         if (!TryComp<ContractorComponent>(ev.Actor, out var contractorComponent))
@@ -72,6 +84,10 @@ private void OnBuyItem(Entity<ContractorPdaComponent> ent, ref ContractorHubBuyI
         Dirty(ev.Actor, contractorComponent);
     }
 
+    /// <summary>
+    /// Used in bound ui on client, to get contracts for pda
+    /// </summary>
+    /// <returns>Return dictionary of contracts</returns>
     public Dictionary<NetEntity, ContractorContract>? GetContractsForPda(EntityUid contractor, EntityUid pdaEntity)
     {
         AddContractsToPda(contractor, pdaEntity);
@@ -91,6 +107,9 @@ private void AddContractsToPda(EntityUid contractor, EntityUid pdaEntity)
 
 }
 
+/// <summary>
+/// Event for opening a portal
+/// </summary>
 [Serializable, NetSerializable]
 public sealed partial class OpenPortalContractorEvent : DoAfterEvent
 {
diff --git a/Resources/Locale/ru-RU/ss220/contractor/contractor.ftl b/Resources/Locale/ru-RU/ss220/contractor/contractor.ftl
index 85a1de3f9b65de..7556f4e80e3ebb 100644
--- a/Resources/Locale/ru-RU/ss220/contractor/contractor.ftl
+++ b/Resources/Locale/ru-RU/ss220/contractor/contractor.ftl
@@ -1,3 +1,6 @@
 contractor-uplink-current-reputation = Текущая репутация: {$currentReputation}
 contractor-uplink-current-tc = Имеется ТК: {$amountTc}
 contractor-uplink-current-contracts-completed = Выполнено контрактов: {$amountContractsCompleted}
+
+contractor-portal-for-non-target = Портал недоступен для вас
+contractor-portal-for-another-target = Этот портал предназначен не для этой цели
diff --git a/Resources/Prototypes/SS220/Antags/contractor_items.yml b/Resources/Prototypes/SS220/Antags/contractor_items.yml
index d8a7c6ccc55669..2c2aa0db2f8d2a 100644
--- a/Resources/Prototypes/SS220/Antags/contractor_items.yml
+++ b/Resources/Prototypes/SS220/Antags/contractor_items.yml
@@ -34,7 +34,6 @@
       shape:
         - 0,0,2,2
     - type: Storage
-      maxItemSize: Small
       grid:
         - 0,0,6,4
     - type: Sprite