Must of the time when people talk about dog training, they refer only to unwanted behaviors when they already take place. The target for a real dog training is to build a balance dog and instruct owners in communication, body language and coexistence rules. If are any of the fallow your situation, it is time to find a professional:

• Chewing on your furniture and valuable possessions.
• Aggression to other dogs o people.
• Barking excessively.
• Jumping on everyone.
• Defecating and urinating inside home.
• No listening or ignore commands.
• Any other problematic behavior