November 29, 2018: It sounds good — you get a chance to help family and friends with free or reduced travel by sharing some of your frequent flyer miles — but beware of the pitfalls and extra fees (flat rate up to $30 and a per mile surcharge) and pay attention to really fine print. One recent United transaction — transfer of 25,000 miles cost the “giver” over $400. Might be less expensive to just offer to the buy the ticket!
