diff --git a/AppScaffolding/AppScaffolding.csproj b/AppScaffolding/AppScaffolding.csproj
index 278c50b0..4afd6076 100644
--- a/AppScaffolding/AppScaffolding.csproj
+++ b/AppScaffolding/AppScaffolding.csproj
@@ -3,7 +3,7 @@
 
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
-    <Version>6.0.0.1</Version>
+    <Version>6.0.0.2</Version>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/InternalUtilities/ImportItem.cs b/DtoImporterService/ImportItem.cs
similarity index 87%
rename from InternalUtilities/ImportItem.cs
rename to DtoImporterService/ImportItem.cs
index a9acaec4..990ee48f 100644
--- a/InternalUtilities/ImportItem.cs
+++ b/DtoImporterService/ImportItem.cs
@@ -1,7 +1,7 @@
 using System;
 using AudibleApi.Common;
 
-namespace InternalUtilities
+namespace DtoImporterService
 {
 	public class ImportItem
 	{
diff --git a/FileLiberator/DownloadDecryptBook.cs b/FileLiberator/DownloadDecryptBook.cs
index 61c813f1..98d87b2a 100644
--- a/FileLiberator/DownloadDecryptBook.cs
+++ b/FileLiberator/DownloadDecryptBook.cs
@@ -84,9 +84,8 @@ namespace FileLiberator
             {
                 validate(libraryBook);
 
-                var apiExtended = await InternalUtilities.ApiExtended.CreateAsync(libraryBook.Account, libraryBook.Book.Locale);
-
-                var contentLic = await apiExtended.Api.GetDownloadLicenseAsync(libraryBook.Book.AudibleProductId);
+                var api = await libraryBook.GetApiAsync();
+                var contentLic = await api.GetDownloadLicenseAsync(libraryBook.Book.AudibleProductId);
 
                 var aaxcDecryptDlLic = new DownloadLicense
                     (
diff --git a/FileLiberator/DownloadPdf.cs b/FileLiberator/DownloadPdf.cs
index 6b37278e..74e4a66d 100644
--- a/FileLiberator/DownloadPdf.cs
+++ b/FileLiberator/DownloadPdf.cs
@@ -59,8 +59,8 @@ namespace FileLiberator
 
 		private async Task<string> downloadPdfAsync(LibraryBook libraryBook, string proposedDownloadFilePath)
 		{
-			var apiExtended = await GetApiExtendedAsync(libraryBook);
-			var downloadUrl = await apiExtended.Api.GetPdfDownloadLinkAsync(libraryBook.Book.AudibleProductId);
+			var api = await libraryBook.GetApiAsync();
+			var downloadUrl = await api.GetPdfDownloadLinkAsync(libraryBook.Book.AudibleProductId);
 
 			var client = new HttpClient();
 			var actualDownloadedFilePath = await PerformDownloadAsync(
diff --git a/FileLiberator/DownloadableBase.cs b/FileLiberator/DownloadableBase.cs
index 84351627..5ac6652e 100644
--- a/FileLiberator/DownloadableBase.cs
+++ b/FileLiberator/DownloadableBase.cs
@@ -40,9 +40,6 @@ namespace FileLiberator
             }
         }
 
-		protected static Task<InternalUtilities.ApiExtended> GetApiExtendedAsync(LibraryBook libraryBook)
-			=> InternalUtilities.ApiExtended.CreateAsync(libraryBook.Account, libraryBook.Book.Locale);
-
 		protected async Task<string> PerformDownloadAsync(string proposedDownloadFilePath, Func<Progress<DownloadProgress>, Task<string>> func)
 		{
 			var progress = new Progress<DownloadProgress>();
diff --git a/FileLiberator/LoggerUtilities.cs b/FileLiberator/UtilityExtensions.cs
similarity index 62%
rename from FileLiberator/LoggerUtilities.cs
rename to FileLiberator/UtilityExtensions.cs
index 38d05c34..df4d6834 100644
--- a/FileLiberator/LoggerUtilities.cs
+++ b/FileLiberator/UtilityExtensions.cs
@@ -1,16 +1,13 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Runtime.CompilerServices;
-using System.Text;
 using System.Threading.Tasks;
 using DataLayer;
 using Dinah.Core;
-using Dinah.Core.ErrorHandling;
 
 namespace FileLiberator
 {
-	public static class LoggerUtilities
+	public static class UtilityExtensions
 	{
 		public static (string id, string title, string locale, string account) LogFriendly(this LibraryBook libraryBook)
 			=> (
@@ -19,5 +16,11 @@ namespace FileLiberator
 			locale: libraryBook.Book.Locale,
 			account: libraryBook.Account.ToMask()
 			);
+
+		public static async Task<AudibleApi.Api> GetApiAsync(this LibraryBook libraryBook)
+		{
+			var apiExtended = await InternalUtilities.ApiExtended.CreateAsync(libraryBook.Account, libraryBook.Book.Locale);
+			return apiExtended.Api;
+		}
 	}
 }
diff --git a/InternalUtilities/ApiExtended.cs b/InternalUtilities/ApiExtended.cs
index 5252e74f..66d4d7ce 100644
--- a/InternalUtilities/ApiExtended.cs
+++ b/InternalUtilities/ApiExtended.cs
@@ -17,6 +17,57 @@ namespace InternalUtilities
 
 		private ApiExtended(Api api) => Api = api;
 
+		public static async Task<ApiExtended> CreateAsync(ILoginChoice loginChoice, Account account)
+		{
+			Serilog.Log.Logger.Information("GetApiAsync. {@DebugInfo}", new
+			{
+				LoginType = nameof(ILoginChoice),
+				Account = account?.MaskedLogEntry ?? "[null]",
+				LocaleName = account?.Locale?.Name
+			});
+
+			var api = await EzApiCreator.GetApiAsync(
+				account.Locale,
+				AudibleApiStorage.AccountsSettingsFile,
+				loginChoice,
+				account.GetIdentityTokensJsonPath());
+			return new ApiExtended(api);
+		}
+
+		public static async Task<ApiExtended> CreateAsync(ILoginCallback loginCallback, Account account)
+		{
+			Serilog.Log.Logger.Information("GetApiAsync ILoginCallback. {@DebugInfo}", new
+			{
+				LoginType = nameof(ILoginCallback),
+				Account = account?.MaskedLogEntry ?? "[null]",
+				LocaleName = account?.Locale?.Name
+			});
+
+			var api = await EzApiCreator.GetApiAsync(
+				account.Locale,
+				AudibleApiStorage.AccountsSettingsFile,
+				loginCallback,
+				account.GetIdentityTokensJsonPath());
+			return new ApiExtended(api);
+		}
+
+		public static async Task<ApiExtended> CreateAsync(ILoginExternal loginExternal, Account account)
+		{
+			Serilog.Log.Logger.Information("GetApiAsync ILoginExternal. {@DebugInfo}", new
+			{
+				LoginType = nameof(ILoginExternal),
+				Account = account?.MaskedLogEntry ?? "[null]",
+				LocaleName = account?.Locale?.Name
+			});
+
+			var api = await EzApiCreator.GetApiAsync(
+				account.Locale,
+				AudibleApiStorage.AccountsSettingsFile,
+				loginExternal,
+				account.GetIdentityTokensJsonPath());
+			return new ApiExtended(api);
+		}
+
 		public static async Task<ApiExtended> CreateAsync(string username, string localeName)
 		{
 			Serilog.Log.Logger.Information("GetApiAsync. {@DebugInfo}", new
@@ -32,22 +83,6 @@ namespace InternalUtilities
 			return new ApiExtended(api);
 		}
 
-		public static async Task<ApiExtended> CreateAsync(ILoginCallback loginCallback, Account account)
-		{
-			Serilog.Log.Logger.Information("GetApiAsync. {@DebugInfo}", new
-			{
-				Account = account?.MaskedLogEntry ?? "[null]",
-				LocaleName = account?.Locale?.Name
-			});
-
-			var api = await EzApiCreator.GetApiAsync(
-				account.Locale,
-				AudibleApiStorage.AccountsSettingsFile,
-				loginCallback,
-				account.GetIdentityTokensJsonPath());
-			return new ApiExtended(api);
-		}
-
 		private static AsyncRetryPolicy policy { get; }
 			= Policy.Handle<Exception>()
 			// 2 retries == 3 total
diff --git a/InternalUtilities/AudibleApiValidators.cs b/InternalUtilities/AudibleApiValidators.cs
index 5af37a07..63192376 100644
--- a/InternalUtilities/AudibleApiValidators.cs
+++ b/InternalUtilities/AudibleApiValidators.cs
@@ -76,9 +76,9 @@ namespace InternalUtilities
 
 			var distinct = items.GetSeriesDistinct();
 			if (distinct.Any(s => s.SeriesId is null))
-				exceptions.Add(new ArgumentException($"Collection contains {nameof(Item.Series)} with null {nameof(AudibleApi.Common.Series.SeriesId)}", nameof(items)));
+				exceptions.Add(new ArgumentException($"Collection contains {nameof(Item.Series)} with null {nameof(Series.SeriesId)}", nameof(items)));
 			if (distinct.Any(s => s.SeriesName is null))
-				exceptions.Add(new ArgumentException($"Collection contains {nameof(Item.Series)} with null {nameof(AudibleApi.Common.Series.SeriesName)}", nameof(items)));
+				exceptions.Add(new ArgumentException($"Collection contains {nameof(Item.Series)} with null {nameof(Series.SeriesName)}", nameof(items)));
 
 			return exceptions;
 		}