Actually though you have a ton of flexibility on those tickets. If you need to move a date, it's easy enough to switch to any flight with availability in that

Actually though you have a ton of flexibility on those tickets. If you need to move a date, it's easy enough to switch to any flight with availability in that class, no charge. Also, you can split it up and take half the trip, fly home for a while, then return and continue the trip where you left off. As long as you fly within a year, you can do segments 11 months apart really.