diff --git a/StandManager.MailProcessor/Program.cs b/StandManager.MailProcessor/Program.cs
index deddf56..6a668cd 100644
--- a/StandManager.MailProcessor/Program.cs
+++ b/StandManager.MailProcessor/Program.cs
@@ -44,4 +44,4 @@ var host = Host.CreateDefaultBuilder(args)
     
 using var scope = host.Services.CreateScope();
 var processor = scope.ServiceProvider.GetRequiredService<MailProcessor>();
-processor.Process();
\ No newline at end of file
+await processor.Process();
\ No newline at end of file
diff --git a/StandManager.Service/Interfaces/IMailQueueService.cs b/StandManager.Service/Interfaces/IMailQueueService.cs
index 88e0673..a3df9fd 100644
--- a/StandManager.Service/Interfaces/IMailQueueService.cs
+++ b/StandManager.Service/Interfaces/IMailQueueService.cs
@@ -6,4 +6,5 @@ namespace StandManager.Service.Interfaces;
 public interface IMailQueueService : ITService<MailQueue>
 {
     Task<MailQueue> Salva(MailQueue entity);
+    Task<List<MailQueue>> Salva(List<MailQueue> entities);
 }
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diff --git a/StandManager.Service/MailQueueService.cs b/StandManager.Service/MailQueueService.cs
index fc4a6e7..b0a3516 100644
--- a/StandManager.Service/MailQueueService.cs
+++ b/StandManager.Service/MailQueueService.cs
@@ -23,4 +23,16 @@ public class MailQueueService : TService<MailQueue>, IMailQueueService
 
         return entity;
     }
+
+    public async Task<List<MailQueue>> Salva(List<MailQueue> entities)
+    {
+        foreach(var entity in entities)
+        {
+            if (entity.Id == Guid.Empty) await _unitOfWork.MailQueueRepository.Put(entity);
+            else _unitOfWork.MailQueueRepository.Update(entity);
+        }
+
+        await _unitOfWork.Salva();
+        return entities;
+    }
 }
\ No newline at end of file
diff --git a/StandManager.Service/RegistrazioneMailProcessor.cs b/StandManager.Service/RegistrazioneMailProcessor.cs
index 6390807..44cc67c 100644
--- a/StandManager.Service/RegistrazioneMailProcessor.cs
+++ b/StandManager.Service/RegistrazioneMailProcessor.cs
@@ -24,55 +24,58 @@ public class RegistrazioneMailProcessor : IMailProcessor
 
         foreach (var chunk in mailQueueList.Chunk(size))
         {
-            foreach (var mailQueue in chunk)
+            var emailTasks = chunk.Select(async mailQueue =>
             {
-                var email = new Email()
-                {
-                    From = _config.From,
-                    Body = string.IsNullOrEmpty(mailQueue.Args) ? mailQueue.Body : string.Format(mailQueue.Body, mailQueue.Args?.Split(_config.MailSplitChar) ?? [""]),
-                    Cc = null,
-                    Subject = mailQueue.Subject,
-                    To = new(){"g.vitari@oaservice.it"} // mailQueue.ToList.Split(";").ToList()
-                };
-                var messageJson = JsonSerializer.Serialize(email);
-
-                // multipart
-                using var form = new MultipartFormDataContent();
-                form.Add(
-                    new StringContent(messageJson, Encoding.UTF8, "application/json"),
-                    "messageJson"
-                );
-            
-                //Attachments
-                /*var filePath = @"C:\temp\test.pdf";
-                var fileBytes = await File.ReadAllBytesAsync(filePath);
-
-                var fileContent = new ByteArrayContent(fileBytes);
-                fileContent.Headers.ContentType = MediaTypeHeaderValue.Parse("application/pdf");
-
-                form.Add(
-                    fileContent,
-                    "attachments",
-                    Path.GetFileName(filePath)
-                );*/
-
                 try
                 {
+                    var email = new Email()
+                    {
+                        From = _config.From,
+                        Body = string.IsNullOrEmpty(mailQueue.Args)
+                               ? mailQueue.Body
+                               : string.Format(mailQueue.Body, mailQueue.Args?.Split(_config.MailSplitChar) ?? Array.Empty<string>()),
+                        Cc = null,
+                        Subject = mailQueue.Subject,
+                        To = mailQueue.ToList.Split(";").ToList() // new() { "g.vitari@oaservice.it" }
+                    };
+
+                    var messageJson = JsonSerializer.Serialize(email);
+
+                    // multipart
+                    using var form = new MultipartFormDataContent();
+                    form.Add(new StringContent(messageJson, Encoding.UTF8, "application/json"), "messageJson");
+
+                    //Attachments
+                    /* if (File.Exists(@"C:\temp\test.pdf")) {
+                       var fileBytes = await File.ReadAllBytesAsync(@"C:\temp\test.pdf");
+                       var fileContent = new ByteArrayContent(fileBytes);
+                       fileContent.Headers.ContentType = MediaTypeHeaderValue.Parse("application/pdf");
+                       form.Add(fileContent, "attachments", "test.pdf");
+                    } 
+                    */
+
                     var response = await httpClient.PostAsync(
                         _config.ServerAddress,
                         form
                     );
                     response.EnsureSuccessStatusCode();
                     mailQueue.Sent = true;
-                    await _managerService.MailQueueService.Salva(mailQueue);
+                    mailQueue.Error = null;
+                    return mailQueue;
                 }
                 catch (Exception e)
                 {
                     mailQueue.Sent = false;
                     mailQueue.Error = e.Message;
-                    await _managerService.MailQueueService.Salva(mailQueue);
+                    return mailQueue;
                 }
-            }
+            });
+
+            // Prendo i risultati dell'invio
+            var results = await Task.WhenAll(emailTasks);
+
+            // Salvo in blocco le entità
+            await _managerService.MailQueueService.Salva(results.ToList());
         }
     }
 }
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