the basic premise is the Company will endeavour to give you more hours if you don't take the commuting days, therefore you might exceed 75 hours and get overtime.
Several guys tried this option for the first months after the implementation and did not fly overtime (myself included) Funny how some of the angriest, most vocal ones always seem to fly overtime and get Honolulu and Singapore more often than not. Some people feel perfectly fine doing that at the expense of their colleagues roster, not angry, just stating the facts
