My Son Became Friends With the Kid Who Lives Down the Street. Now They’ve Gotten Too Comfortable for My Liking.

Care and Feeding is Slate’s parenting advice column. Have a question for Care and Feeding? Submit it here. Dear Care and Feeding, My son, “Gary,” 8, has a friend, “Kenny,” who is the same age and lives down the block. The problem is that Kenny is aro... [2489 chars]