I personally wouldn't put up with that from a terrier or lurcher pal-funny how folk judge others when they obviously don't have their own yards in check. the reason you have kept it this long is money imo-if it wasn't the case then you 'd of rolled it into a hole along time ago?sounds like poor,lazy ,early socialising on your part pal.only time I'd tolerate aggressive behaviour is if one dog enters another's kennel/run-scraping in the back of a motor/ out on the land is a big no no.atb dc
Forgot amore about and trained more hunting animals than youve seen you sound like a prick lurchers may o