When you spend some time at the playground with your kids, you need to keep track. Otherwise you're telling your spouse "That lady with the shoulder length blac

When you spend some time at the playground with your kids, you need to keep track. Otherwise you're telling your spouse "That lady with the shoulder length black hair said 'hi.'" To be honest, I learned this tip when I worked at a large international organization, and I needed to familiarize myself with a large number of new people quickly.