Originally Posted by
SFGuy37
Per the advice above, you have to 'opt-in' to upgrade when booking, if not call up after and be asked to opt-in. At t-24 you can call to enquire, and if upgraded to MCS you can then pay the MCS to FC upgrade fee if F avail.
i did opt in at booking , but no MCS available to "opt in" to even though there are 6 of 12 MCS available