Join Date: Aug 2011
Location: Barcelona, London, on a plane
Programs: IB+ Gold, TK E+, Hyatt Globalist, Marriott LTP, IHG Diamond
Posts: 14,170
Booking a round trip and then cancelling the return leg only worked when "Book with Confidence" was in operation.
Now you either "no show" the return leg, and get nothing - or you cross your fingers for a cancellation or schedule change that allows you to cancel the return leg.