Originally Posted by lowlander
...Question - can I purchase 2 additonal sectors as LHR / CAI and return or are the additional purchased sectors limited to Europe short haul?...
AFAIK that is one of the few unswered (untested?) issues yet to be settled in this forum. If memory serves, there's no post in the archives reporting either success or failure. So, go on, try it and break new ground!
.. and don't forget to tell us the outcome.