British Airways is introducing changes to some Explorer and Circle type fare rules as summarized below.
Segment limitations now apply to Circle trip Explorer.
Free flight segments within each continent are limited as follows:
Africa: 4
Asia: 4
Southwest Pacific 4
Europe/Middle East: 4
(not more than 2 of which may be between the UK and Middle East, North Africa, Armenia, Azerbaijan, Bulgaria, Cyprus, Georgia, Greece, Israel, Macedonia, Malta, Funchal, Portugal, Romania, Russia, Ukraine, Yugoslavia)
Two additional flight segments within each continent, except the continent of origin, may be purchased at a charge per segment of:
First Class: USD550.00 / AUD750.00 / GBP350.00 / HKD4300 / EUR450 Business Class: USD400.00 / AUD500.00 / GBP200.00 / HKD3200 / EUR300 Economy Class: USD150.00 / AUD200.00 / GBP75.00 / HKD1200 / EUR100
The fare class of the purchased flight segments may be lower than that of the oneworld explorer. The charge should be shown as "Q" in the fare calculation immediately following the city pair.
If currency of ticket origin is not shown convert the USD amount at the BSR. (for origin New Zealand convert AUD level at BSR)
Ticket time limits now apply to:
oneworld Explorer: Global Explorer: Circle trip Explorer: Visit Africa
For economy class bookings
a) When reservations are made 61 or more days before departure, ticketing must be completed within 14 days after reservations are made.
b) When reservations are made 60 to 22 days before departure, ticketing must be completed within 7 days after reservations are made.
c)When reservations are made 21 to 6 days before departure, ticketing must be completed within 3 days after reservations are made.
d) When reservations are made 5 days or less before departure, ticketing must be completed on the same day.
Booking Class changes apply to Oneworld Explorer, Global Explorer, Circle Trip Explorer, Visit Africa.
M class changes to L class for tickets issued from 01 September 2003.
I've uploaded BA's latest fare rules PDF here:
http://www.tarom.net/ba/explorerlatest.pdf