Add punctuation: newsletter PACKED with the latest important FL information I really appreciate
A: newsletter PACKED with the latest, important FL information. I really appreciate

Add punctuation: If your invoice link is not available please follow this option to get assistance from customer support
A: If your invoice link is not available, please follow this option to get assistance from customer support:

Add punctuation: And in order to thank all the uses support and also as a return DLL Suite introduced this Free Download Service to help millions of PC users suffering from DLL errors like tapiuidll
A:
And in order to thank all the uses' support and also as a return, DLL Suite introduced this Free Download Service to help millions of PC users suffering from DLL errors like tapiui.dll.