Even in vital cases (such as, for example, travel by internal auditing teams) the actual volume of travel could dwindle as the relevant teams shrink.Similarly, internal meetings or company incentives that once jetted staff to foreign places could be reined in or scrapped altogether.
It is however in direct conflict with the traditional belief that only vital cases should be considered for single visit endodontics.
First of all, that it's vital to make the case for the arts to national government in various ways, in order to constantly remind all elected representatives of the intrinsic importance of the arts to the quality of life.
The emergence of unique atomic weights and the structural formulae that organic chemistry had yielded by the 1860s were to prove vital ingredients for the case for atomism that could eventually be made.
That means it's vital to make a strong case for genuinely progressive productivity reforms.
He makes a convincing case for the vital role played by Jimi Hendrix's manager Chas Chandler in helping the guitarist demonstrate his genius by getting him to hold his showier pyrotechnics and channel his monumental sound into three-minute singles such as "Hey Joe".
We will continue to watch the situation closely, and to make the case for protecting vital areas of the UK's research base.
Between the performances of its own work and the Glass, the ensemble made a powerful case for Christopher Tignor's vital, texturally fluid essay for quartet, drums and electronics, "Together Into This Unknowable Night" (2008).
I believe it's vital to carry on making the case for human rights and freedom of expression as forcefully as possible in this Olympic year, but my visit to China showed me that in order to make that case, we need a more sophisticated dialogue, based on greater understanding of Chinese culture and history.
North Sea oil and gas reserves (or more precisely the tax take from Scotland's share) are vital to the Scottish government's case for independence.
