Choose your words'Tell them what you want them to do, not what you don't want them to do', says Heather. Never give a reason, or they'll start a debate. If they ignore you, tell them again three times. Research shows that 40 per cent of the population need to hear things in triplicate before they take them seriously. If that doesn't work, withdraw privileges as punishment.
Try the three-step planThis is used by the charity Parentline Plus.
1. Acknowledge what your children want.
2. Explain what you want.
3. Explain why. If they're jumping off a wall, say you know it looks fun but they could hurt themselves and you want them to stop.
Parentline runs 'Less Shouting, More Co-operation' groups.