netMail can automatically adjust the timestamp of messages into your local time. Your web browser can automatically tell netMail what time zone your system uses. You should ordinarily not have to change this.
netMail can spell-check your emails. It will always ignore your name, and any words in your custom word-list.
Add or remove words added to the custom dictionary for netMail's spell check system.
netMail can display timestamps in the format that you are most comfortable with.