Please find a collection of tips, tricks and how to instructions.
More:
How do I enable/disable the save to SharePoint dialog?
How does OnePlaceMail check for duplicate emails?
How do I stop the prompt for Office 365 credentials?
Why does column mapping work only for some columns?
Using folders to capture metadata (location level defaults)
Working with views
OnePlaceMail email content type in different languages
What are server components
Working with document sets