diff --git a/ArchiSteamFarm/BotConfig.cs b/ArchiSteamFarm/BotConfig.cs
index ffddc9a0a..a5fcf2fd4 100644
--- a/ArchiSteamFarm/BotConfig.cs
+++ b/ArchiSteamFarm/BotConfig.cs
@@ -32,6 +32,7 @@ using System.Linq;
 namespace ArchiSteamFarm {
 	[SuppressMessage("ReSharper", "ClassCannotBeInstantiated")]
 	[SuppressMessage("ReSharper", "ClassNeverInstantiated.Global")]
+	[SuppressMessage("ReSharper", "ConvertToConstant.Local")]
 	[SuppressMessage("ReSharper", "ConvertToConstant.Global")]
 	internal sealed class BotConfig {
 		internal enum EFarmingOrder : byte {
@@ -58,10 +59,6 @@ namespace ArchiSteamFarm {
 		[JsonProperty]
 		internal string SteamPassword { get; set; }
 
-		[JsonProperty(Required = Required.DisallowNull)]
-		[SuppressMessage("ReSharper", "ConvertToConstant.Local")]
-		private readonly CryptoHelper.ECryptoMethod PasswordFormat = CryptoHelper.ECryptoMethod.PlainText;
-
 		[JsonProperty]
 		internal string SteamParentalPIN { get; set; } = "0";
 
@@ -128,6 +125,9 @@ namespace ArchiSteamFarm {
 		[JsonProperty(Required = Required.DisallowNull)]
 		internal readonly HashSet<uint> GamesPlayedWhileIdle = new HashSet<uint>();
 
+		[JsonProperty(Required = Required.DisallowNull)]
+		private readonly CryptoHelper.ECryptoMethod PasswordFormat = CryptoHelper.ECryptoMethod.PlainText;
+
 		internal static BotConfig Load(string filePath) {
 			if (string.IsNullOrEmpty(filePath)) {
 				Logging.LogNullError(nameof(filePath));
diff --git a/ArchiSteamFarm/GlobalDatabase.cs b/ArchiSteamFarm/GlobalDatabase.cs
index 49273817b..1cee3982e 100644
--- a/ArchiSteamFarm/GlobalDatabase.cs
+++ b/ArchiSteamFarm/GlobalDatabase.cs
@@ -25,12 +25,11 @@
 using Newtonsoft.Json;
 using System;
 using System.Collections.Generic;
-using System.Diagnostics.CodeAnalysis;
 using System.IO;
 using System.Threading;
 
 namespace ArchiSteamFarm {
-	internal sealed class GlobalDatabase {
+	internal sealed class GlobalDatabase : IDisposable {
 		private static readonly JsonSerializerSettings CustomSerializerSettings = new JsonSerializerSettings {
 			Converters = new List<JsonConverter>(2) {
 				new IPAddressConverter(),
@@ -56,7 +55,6 @@ namespace ArchiSteamFarm {
 		}
 
 		[JsonProperty(Required = Required.DisallowNull)]
-		[SuppressMessage("ReSharper", "AutoPropertyCanBeMadeGetOnly.Local")]
 		internal readonly InMemoryServerListProvider ServerListProvider = new InMemoryServerListProvider();
 
 		private readonly object FileLock = new object();
@@ -91,7 +89,7 @@ namespace ArchiSteamFarm {
 			return globalDatabase;
 		}
 
-		private void OnServerListUpdated(object sender, EventArgs e) => Save();
+		public void Dispose() => ServerListProvider.Dispose();
 
 		// This constructor is used when creating new database
 		private GlobalDatabase(string filePath) : this() {
@@ -104,11 +102,12 @@ namespace ArchiSteamFarm {
 		}
 
 		// This constructor is used only by deserializer
-		[SuppressMessage("ReSharper", "UnusedMember.Local")]
 		private GlobalDatabase() {
 			ServerListProvider.ServerListUpdated += OnServerListUpdated;
 		}
 
+		private void OnServerListUpdated(object sender, EventArgs e) => Save();
+
 		private void Save() {
 			string json = JsonConvert.SerializeObject(this, CustomSerializerSettings);
 			if (string.IsNullOrEmpty(json)) {
diff --git a/ArchiSteamFarm/InMemoryServerListProvider.cs b/ArchiSteamFarm/InMemoryServerListProvider.cs
index 9d1965126..65905f866 100644
--- a/ArchiSteamFarm/InMemoryServerListProvider.cs
+++ b/ArchiSteamFarm/InMemoryServerListProvider.cs
@@ -30,7 +30,7 @@ using Newtonsoft.Json;
 using SteamKit2.Discovery;
 
 namespace ArchiSteamFarm {
-	internal sealed class InMemoryServerListProvider : IServerListProvider {
+	internal sealed class InMemoryServerListProvider : IDisposable, IServerListProvider {
 		[JsonProperty(Required = Required.DisallowNull)]
 		private readonly ConcurrentHashSet<IPEndPoint> Servers = new ConcurrentHashSet<IPEndPoint>();
 
@@ -53,5 +53,7 @@ namespace ArchiSteamFarm {
 			ServerListUpdated(this, EventArgs.Empty);
 			return Task.Delay(0);
 		}
+
+		public void Dispose() => Servers.Dispose();
 	}
 }
diff --git a/ArchiSteamFarm/JSON/GitHub.cs b/ArchiSteamFarm/JSON/GitHub.cs
index 25b595ba0..f18c63657 100644
--- a/ArchiSteamFarm/JSON/GitHub.cs
+++ b/ArchiSteamFarm/JSON/GitHub.cs
@@ -29,7 +29,6 @@ using Newtonsoft.Json;
 namespace ArchiSteamFarm.JSON {
 	internal static class GitHub {
 		[SuppressMessage("ReSharper", "ClassNeverInstantiated.Global")]
-		[SuppressMessage("ReSharper", "UnusedAutoPropertyAccessor.Local")]
 		internal sealed class ReleaseResponse {
 #pragma warning disable 649
 			internal sealed class Asset {
diff --git a/ArchiSteamFarm/JSON/Steam.cs b/ArchiSteamFarm/JSON/Steam.cs
index c78c934ab..e760446b6 100644
--- a/ArchiSteamFarm/JSON/Steam.cs
+++ b/ArchiSteamFarm/JSON/Steam.cs
@@ -343,7 +343,6 @@ namespace ArchiSteamFarm.JSON {
 
 		[SuppressMessage("ReSharper", "ClassCannotBeInstantiated")]
 		[SuppressMessage("ReSharper", "ClassNeverInstantiated.Global")]
-		[SuppressMessage("ReSharper", "UnusedAutoPropertyAccessor.Local")]
 		internal sealed class ConfirmationResponse { // Deserialized from JSON
 #pragma warning disable 649
 			[JsonProperty(PropertyName = "success", Required = Required.Always)]
@@ -355,7 +354,6 @@ namespace ArchiSteamFarm.JSON {
 
 		[SuppressMessage("ReSharper", "ClassCannotBeInstantiated")]
 		[SuppressMessage("ReSharper", "ClassNeverInstantiated.Global")]
-		[SuppressMessage("ReSharper", "UnusedAutoPropertyAccessor.Local")]
 		internal sealed class ConfirmationDetails { // Deserialized from JSON
 			internal enum EType : byte {
 				Unknown,
diff --git a/ArchiSteamFarm/MobileAuthenticator.cs b/ArchiSteamFarm/MobileAuthenticator.cs
index 442058a82..c90b5212b 100644
--- a/ArchiSteamFarm/MobileAuthenticator.cs
+++ b/ArchiSteamFarm/MobileAuthenticator.cs
@@ -81,9 +81,7 @@ namespace ArchiSteamFarm {
 
 		private Bot Bot;
 
-		private MobileAuthenticator() {
-
-		}
+		private MobileAuthenticator() { }
 
 		internal void Init(Bot bot) {
 			if (bot == null) {
diff --git a/ArchiSteamFarm/Utilities.cs b/ArchiSteamFarm/Utilities.cs
index e55c272d0..84424008e 100644
--- a/ArchiSteamFarm/Utilities.cs
+++ b/ArchiSteamFarm/Utilities.cs
@@ -26,10 +26,12 @@ using System;
 using System.Diagnostics.CodeAnalysis;
 using System.Linq;
 using System.Net;
+using System.Runtime.CompilerServices;
 using System.Threading.Tasks;
 
 namespace ArchiSteamFarm {
 	internal static class Utilities {
+		[MethodImpl(MethodImplOptions.AggressiveInlining)]
 		[SuppressMessage("ReSharper", "UnusedParameter.Global")]
 		internal static void Forget(this Task task) { }