[b][u]Faction Reputation[/u][/b] First off Reputation and Marks are not the same Second, you need your Factions [i][b]class item [/b][/i]equipped. Third, once you have the item equipped do things that would normally increase your reputation whether for vanguard or crucible. The Faction Class Item will take the reputation and give it to the Faction instead of what it usually goes to And finally you use Crucible Marks to buy things from your faction [b]For anyone who knows this and still does not see an increase, you should get in contact with someone who can help as that is a problem with the game.[/b]