Dear Annie: I am writing in hopes that you can provide a different and fresh perspective. I have two sons: “George,” 28, and “Fred,” 35. George has lived with us on and off for the past 10 years. I call him my “boomerang kid.” He has finally landed a decent job, and we are giving him six more months of living with us to get his finances in order so that he can get a place of his own. The…