7. Do not attach unnecessary files.
{"Image DocumentName": "7. Do not attach unnecessary files.", "Image ImageDescription": "By sending large attachments you can annoy customers and even bring down their  system. Wherever possible try to compress attachments and only send attachments when they are productive. Moreover, you need to have a good virus scanner in place since your customers will not be very happy if you send them documents full of viruses!", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}