The Times Union reports that Amtrak customers can bring their "plus one" for free when traveling in coach under a new buy one, get one free sale on Tuesdays, Wednesdays, and Thursdays until February 28. Customers can get the buy one, get one discount using promo code V309 at booking. One-day advance purchase is required. The promotion is available on select trains only. Customers can also travel with dogs and cats up to 20 pounds for a small fee. Read the full story in the Times Union.