Add punctuation: All of the images in your report are saved externally and a hyperlink is inserted in the exported HTML output Therefore this export format generates more than one file in the output
A: All of the images in your report are saved externally and a hyperlink is inserted in the exported HTML output. Therefore, this export format generates more than one file in the output.

Add punctuation: When buying a grey market watch there is always a question of authenticity and there is usually no official warranty from the manufacturer because their policy states that the warranty is only valid if the warranty certificate is dated fully and correctly completed and stamped by an official dealer
A: When buying a 'grey market' watch there is always a question of authenticity and there is usually no official warranty from the manufacturer, because their policy states that the warranty is only valid, if the warranty certificate is dated, fully and correctly completed and stamped by an official dealer.

Add punctuation: When you understand why certain tasks matter youre in a better position to set prioritieswhich in turn will help prepare you to transition into management
A:
When you understand why certain tasks matter, you're in a better position to set prioritieswhich in turn will help prepare you to transition into management.