title: Update A Customer in QBO API 3
body: <p>I have tried this however now I am getting a bad request.</p>
  
  <pre><code>var customers = IntuitServiceConfig.ServiceManager.FindAll&lt;Customer&gt;(new Customer(), 1, 100); 
  
  foreach (Intuit.Ipp.Data.Customer customer in customers)
  {
      Customer resultCustomer = IntuitServiceConfig.ServiceManager.FindById(customer) as Customer;
  
      //Mandatory Fields
      customer.Id = resultCustomer.Id;
      customer.SyncToken = resultCustomer.SyncToken;
      customer.GivenName = "Bob";
      customer.Title = "Mr.";
      customer.MiddleName = "Anto";
      customer.FamilyName = "Bob";
  
      Customer result = IntuitServiceConfig.ServiceManager.Update(customer) as Customer;
  }
  </code></pre>