Attach

This is an issue with Word using its own type of coding for documents, not the standard coding. Microsoft does this intentionally to discourage people from using non-Microsoft products. There are five routes to dealing with this (and probably more): '''1.''' Use Word, Excel, and Outlook. '''2.''' Use Word, but save the file as plain text, use Excel, and Thunderbird. '''3.''' Use a plain text editor (like Notepad), use Excel, and Thunderbird. '''4.''' Use a saner word processing program, like OpenOffice.org Write, OOo Calc, and Thunderbird. '''5.''' Use just Thunderbird, with the [https://addons.mozilla.org/en-US/thunderbird/addon/mail-merge/ Mail Merge] add-on.