One of the first charges of serious impropriety against the force rose out of the handling of the Sallins Train Robbery in 1976.

When Bensel-Meyers was a professor at Tennessee in the late 1990's, she charged the university's football team with serious academic improprieties.

While the photographs published in Profil suggest serious impropriety, he said, they were not conclusive evidence and should not be used to destroy the reputations of the people pictured.

Nothing in the documents appeared to indicate that Ms. Herman had committed any serious improprieties in her private and Government careers.

This is a very serious impropriety.

In his decision Judge Conboy hammered home the point that for years Dr. Jeffries has been guilty of "serious improprieties" that could have led to his removal long ago.

Then there were the numerous allegations of other categories of serious impropriety, including:

"It is an account of events and facts based exclusively on official evidence that indicates serious improprieties."

Or because he led what was in effect a double life, that included marital infidelity as well what could prove to be serious ethical improprieties?

In the case of the Economic and Social Committee, the audit conducted by the Court of Auditors did not reveal any serious improprieties.