ANCILLARY fees have proliferated in recent years, with airlines
and other travel-industry companies increasingly choosing to
offer very basic services as standard and then to make money out
of add-ons. On a modern-day business trip, indeed, the fees
never seem to stop. And when it's time to sort out the receipts,
it is often difficult for travellers to get full recompense for
all the extra items they have been required to buy. To help
travel planners work out where to focus their attention, the
Global Business Travel Association Foundation, which is the
research arm of the GBTA, has come up with a list of the ten
most problematic ancillary fees—those that are most likely to
annoy both the traveller and the bean-counters in Accounts.  The
GBTA assessed 43 fees that a traveller might encounter in terms
of their frequency (is the fee commonly applied and/or
frequently paid?), their transparency (how predictable is the
fee?), and the ease with which a travel manager can track them.
The fees that made it to the to