As most have said, firm and consistent. Get it out to meet as many dogs as you can and off lead preferably, we take upwards of 18 and more mixed dogs out on our walks with the dog club and it is amazing the difference to the dogs even ones who started out being a bit dog aggressive, they all sort it out amongst themselves.
A lurcher is supposed to be another 'hard to train breed' with the obedience lot, my dog is in the advanced class, ok she wouldnt do crufts, not as accurate but if I had wanted near perfection I would have a collie.
All dogs can do the whole obedience stuff, just tr