US Flag Etiquette - Care, respect and history of the American flag. - http://www.usflag.org/flagetiquette.html
Honor the Flag - This page was established to identify periods when the United States flags should be flown at half staff. - http://honorflags.com/
Flag Code - Detailed information about the United States' flag code, frequently asked questions, instructions for folding the flag, the words for the pledge of allegiance, its history, how to dispose of unserviceable flags, among other flag issues. - http://www.legion.org/?section=our_flag&subsection=flag_code&content=flag_code
Canadian Flag Etiquette - Contains general etiquette, vertical display, and order of provincial flags. - http://flagspot.net/flags/ca_prtcl.html
Flag Display Guidelines - A one-page guide to proper flag display etiquette, with graphic illustrations. - http://www.proadvance.com/flagdisplay.html