It's never too late for parents to being to use the Love and Logic® techniques regardless of whether the family has a teenager or a toddler. Of course the best time to start using Love and Logic is before your infant can walk. Our experience indicates that 8-9 months of age is a wonderful time to apply these techniques. Even if children don't understand spoken language, they do grasp the general ideas of what we say to them. No matter the age of the child, the best time to start Love and Logic is now.
The four principals of Love and Logic® 1. Build the Self Concept 2. Share the Control 3. Offer Empathy, Then Consequence 4. Share the Thinking