There isn't much information here at the moment but that will hopefully soon change. In the meantime I hope you'll check out the message board to find out who's interested in Parkour and organise meetups, training etc.
If you can speak french, pronounce it en francais, it's a french word
Otherwise par core
par as in golf
core as in centre of an apple
Or par coor
again, par as in golf
coor as in coors light :)
Personally I say 'Parkour' ;)
In other news...