“ The size and number of knots in hair, tied around neck, or hanging from belt could signify family, importance, worship, guild affiliations. Being able to translate the meaning of the size and placement of knots can give you a a large understanding of who somebody is.
May be used in a more barbaric society. Where in cities peoples clothes and crests show who they are, barbarians have no need for this so use knots.”
“ In Azur, the streets are crowded, and the PCs' poor grasp of Azuran makes it hard for them to find out why. Still, they shoulder their way through the crowds, trying to get to the house of the renowned wizard they seek, when suddenly they realise they are standing very much alone. The crowds have ceased their talking and their gazes are fixed on the PCs. The imperiously clothed man standing before them smiles and speaks in Azuran: 'Ah! Volunteers! And so eager too!'”