The Obama administration made the overhaul of teacher evaluations a signature component of the president's Race to the Top initiative, which awards federal grants to states if they make certain changes in education.
The new rule, a trivial component of a major overhaul of the U.S. tax system, was designed to stop parents from claiming imaginary dependents that would lower their tax bills.
An overhaul of a piano typically involves replacing bridges and soundboards, realigning action components and adjusting strings, among other processes.
Those plays underscored the difficulty of overhauling a major component of the game.
Due out on 5 November, the latest title in the 100m-selling shooter series is shaking up the online component in what Mark Rubin, studio head of developer Infinity Ward is calling, "the biggest overhaul of multiplayer since the original Modern Warfare".
Other components are a redesigned Web site, new on-air graphics, more colorful shipping boxes and an overhaul of the monthly magazine QVC Insider.
Is it time to overhaul the overhaul of neoclassical economics?
An overhaul of the House of Lords is under way.
On Monday, the company announced an overhaul of its menu.
Opinion polls show strong support for an overhaul of welfare.
