REPEAT THE PROCESS AGAIN IF REQUIRED (2 washes are required if the hair is oily or is found with dust).
But bigger risks are required if you really want to move the aesthetic conversation.
Motors are required if the job calls for rotating something rather than moving it in a line.
And both wind and rudder – love and reason – are required if we are to reach our destination.
Hours of exhaustive paperwork are required if anyone wants to own even a shotgun or rifle for hunting.
What it did reveal was an understanding that the euro was created without two elements that are required if it is to survive.
New recruits are required if they're to whip Hitler, so Turing courts candidates through a cryptic crossword: if they solve it they can attend an exam in London.
Louis van Gaal believes more attacking players are required if Manchester United are to compete with teams such as Chelsea, Manchester City, Real Madrid and Barcelona.
"The operational and financial outlook for airlines has changed precipitously and drastic measures are required if we are to avoid becoming the first economic casualty of the war".
"The number of new homes under construction has started to pick up, albeit from historically low levels, and further increases are required if a sustainable recovery in the housing market is to be maintained over the longer term".
Most people would agree that whatever has been done so far to tackle the problem doesn't seem to be enough; more effective measures are required if we are to turn the tide.
