You need someone to *show* you what to do. Teaching a dog is a physical
skill. You need to be shown correct timing, and you need to choose the
correct method for *your* dog. Please find a competent trainer in your
area. I don't have a list of trainers, but I do have a list of websites
that can point you in the right direction. See
You might not be able to make him "friendly" to everyone, but with skilled
help you can teach him good manners.
Agility - if you aren't having fun, you are doing it wrong.
: I have a 2 yr old long haired mexican chiuaua and he loves to bite new
: people, i really want to stop this behavior since he chases small kids
: (friends of the family). I dont want to hit him, but i need to stop
: this mean behavior and make him friendly to everyone, what should i