IBM developers believe "Allowing individual cancellation of return receipt violates the intent of a return receipt function within an organization".

Others may allow cancellation up to 24 hours before check-in.

They know that they are not legally obliged to allow cancellation or postponement of travel plans unless the Foreign Office is advising against travel to a destination.

It is equipped with an ILS, allowing fewer cancellation of services during the snowy winter months.

This allows cancellation of some measurement errors, however "rise and fall" gravimeters are not in common use.

Cruise lines allow cancellation without penalty up to a certain date, then charge penalties in increasing amounts as the time for sailing draws nearer.

But even with such an appraisal some lenders will refuse to allow cancellation of p.m.i. until the borrower's equity increases to 25 or even 30 percent, he said.

A bill filed by Senator Dale Bumpers, Democrat of Arkansas, would allow cancellation of Federal student loan payments in return for service with a tax-exempt organization.

(Previously, policies that allowed cancellation because of terrorism were typically based on State Department warnings, which apply only to foreign countries.)

Presumption against short-term sentences of less than six months, replaced by rigorously enforced community sentences - allowing cancellation of prison-building programme.