The main difference between the file formats is the usability, the degree of formatting, and the degree of automation.Text formatUsabilityText content is super usable. It is available almost everywhere: in Word, in PowerPoint, in Excel, in Outlook, etc.FormattingText contents contain absolutely no formatting at all.AutomationnoneConclusionUse text formating best when you want to insert the content across as many locations as possible.Use text formatting when you want to use the content in Word documents that are formatted differently. For example, not only in your own contracts but also in contracts you receive from 3rd parties. As text content has no formatting, it will appear in the format of your existing document.Do not use text formatting if you need to preserve formatting!HTML formatUsabilityHTML content is restricted to Applications that understand HTML. Currently, these are Word, Outlook, and OneNote.FormattingUploading as HTML will retain 'some' formating but not necessarily all.AutomationnoneConclusionUse HTML formating for formatted content you want to use in Outlook.Do not use HTML formatting for formatted content you want to use in Word unless you also want to use the same content in Outlook or OneNote.Word formatUsabilityWord content can only be used in Word.FormattingUploading as Word will retain all the formatting.AutomationSupports placeholdersConclusionUse Word format for the content including placeholders.Use Word format for the content that you only use in Word and with your own templates.Use Word format for content that you need in Word, and that needs to be formatted.