As an Outlook C# programming veteran I can give you / your Team education and training on how to

• Build a robust managed Outlook / Office Addin (VSTO or COM)
• Correctly implement Outlook Addins using an Framework
• Programatically create Office Documents and fill the content
• Sign and distribute your Addins to your Customers
• General Training in C# & .Net Framework technologies

If you feel that you need assistance here, don't wait and send me your request.