diff --git a/include/Server/Components/CustomModels/custommodels.hpp b/include/Server/Components/CustomModels/custommodels.hpp
index 46ac1f8..ee29288 100644
--- a/include/Server/Components/CustomModels/custommodels.hpp
+++ b/include/Server/Components/CustomModels/custommodels.hpp
@@ -50,4 +50,6 @@ struct ICustomModelsComponent : public IComponent
 	virtual StringView getModelNameFromChecksum(uint32_t checksum) const = 0;
 	virtual bool isValidCustomModel(int32_t modelId) const = 0;
 	virtual bool getCustomModelPath(int32_t modelId, StringView& dffPath, StringView& txdPath) const = 0;
+	virtual bool setModelDownloadAtConnect(bool toggle) = 0;
+	virtual bool startDownloadForPlayer(IPlayer& player) = 0;
 };
diff --git a/include/Server/Components/Vehicles/vehicles.hpp b/include/Server/Components/Vehicles/vehicles.hpp
index 799b7a3..f4b7704 100644
--- a/include/Server/Components/Vehicles/vehicles.hpp
+++ b/include/Server/Components/Vehicles/vehicles.hpp
@@ -399,6 +399,12 @@ struct IVehicle : public IExtensible, public IEntity
 
 	/// Get last driver's pool id
 	virtual int getLastDriverPoolID() const = 0;
+
+	// Sets the new hidden state for the vehicle.
+	virtual void toggleHide(bool value) = 0;
+
+	// Gets the current hidden state of the vehicle.
+	virtual bool isHidden() const = 0;
 };
 
 /// A vehicle event handler
diff --git a/include/player.hpp b/include/player.hpp
index dcfa2f6..70cc888 100644
--- a/include/player.hpp
+++ b/include/player.hpp
@@ -476,6 +476,7 @@ struct PlayerSpectateData
 	bool spectating;
 	int spectateID;
 	ESpectateType type;
+	bool leftSpectating;
 };
 
 struct IPlayerPool;
@@ -937,8 +938,8 @@ struct IPlayer : public IExtensible, public IEntity
 	/// Get player's collision status (ghost mode)
 	virtual bool isGhostModeEnabled() const = 0;
 
-	/// Get default objects removed (basically just how many times removeDefaultObject is called)
-	virtual int getDefaultObjectsRemoved() const = 0;
+	/// Get default objects removed array size (basically just how many times removeDefaultObject is called)
+	virtual int getDefaultObjectsRemovedCount() const = 0;
 
 	/// Get if player is kicked or not (about to be disconnected)
 	virtual bool getKickStatus() const = 0;
@@ -963,6 +964,11 @@ struct IPlayer : public IExtensible, public IEntity
 
 	/// Check if player is using omp or not
 	virtual bool isUsingOmp() const = 0;
+
+	/// Check if player is leaving spectator mode
+	virtual bool isLeavingSpectatorMode() const = 0;
+
+	virtual bool isDefaultObjectRemoved(unsigned model, Vector3 pos, float radius) const = 0;
 };
 
 /// Player spawn event handlers