1. Who cares about whether you vacuum the living room or fix the computer? No useless behavior unless they have finished their work.
2. I totally agree that shaking their head when working on careers isn't good enough. Doesn't let them off the hook.
3. Kids: no holes to China, they look awful on the lawn. Kids get collectibles or pick weeds or chuck wrappers out because they're fast. No banging of dishes or drawing on walls.
4. I'm not that fussy about TV but I don't like the kids (I have a large family) using the computers when their parents need it.
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Cheers, Midii 
Yay! My first set of triplets!