Bristol have made two changes to the starting XV that beat Cornish Pirates at the weekend.
But to see how such ideas might work, consider two changes in the car industry.
The Greeks made two changes to the side which drew 0-0 in the first leg in Glasgow.
Attaining the other two changes may instead depend on proving oneself for several years within a chosen firm.
Two changes may lead to an improvement in the reputation of Bradford's Asians.
Ireland originally made two changes with Tommy Bowe returning to the wing for Murphy and Mick O'Driscoll at lock.
Aberdeen also made two changes, with Diamond and Derek Young starting in place of Rory McArdle and Nick Blackman.
Subsidised petrol in Iraq is a hangover from the Saddam era, but two changes have made the system unworkable.
ECONOMIST: Iraq's petrol shortages: Oil, oil, everywhere | The
Not surprisingly, Harry Redknapp made two changes at half-time, Jermain Defoe and Niko Kranjcar brought on for Assou-Ekotto and David Bentley.
But two changes seem to be taking place in English football, says Dan Jones, who heads the sports group at Deloitte.
ECONOMIST: New owners, more revenues��and a change in the Euroworks?
That's the upshot of recent guidance from the Internal Revenue Service concerning two changes in the law Congress made last year.
Depending on how they are structured, those two changes could eliminate as much as 60% of Social Security's underfunding, according to experts.
WSJ: WSJ/NBC News Poll Finds Support Lacking for Entitlement Reductions
In two changes from the squad selected for Tests in Bangladesh, two non-white players, fast bowler Charl Langeveldt and spin bowler Robin Peterson, are in.
To make things clearer, however, reformers would like to see two changes.
Albion boss Tony Mowbray made two changes during the interval, sending on Youssouf Mulumbu and Shelton Martis for Jay Simpson and Abdoulaye Meite.
The net effect of these two changes was to delay the day when a new sub would be needed in the deterrence mission.
South Africa have also made two changes to their side with prop Cobus Visagie and flanker Corne Krige coming into the starting XV.
Warrington showed just two changes from the team that started the 25-16 final victory over Huddersfield on the same stage 12 months ago.
England showed two changes from the team soundly beaten in the Twenty20 international, with Harmison and Matt Prior replacing Amjad Khan and Steve Davies.
Kirwan has made two changes from the defeat against Fiji with Tongan-born Christian Loamanu switching from wing to full-back instead of the injured Go Aruga.
Making two changes from the team which gave New Zealand a fright on Saturday, Scotland brought in the specialist spinners Majid Haq and Glenn Rogers.
Armstrong's team has two changes from last year, with last month's Giro d'Italia winner Paolo Salvodelli and Tour of Catalonia winner Yaroslav Popovych coming in.
BBC: SPORT | Other Sport... | Cycling | Armstrong shrugs off Ekimov blow
There are two changes in the backline, where winger Jason Nightingale replaces Sam Perrett while Steve Matai returns from suspension at centre for Krisnan Inu.
Connacht make two changes and a positional switch for the game.
They named an unchanged side, while New Zealand showed two changes.
Nigeria's under-pressure coach Shaibu Amodu made two changes to the side that woefully disappointed in their 3-1 defeat by Egypt in their opening game on Wednesday.
President Obama has proposed two changes to the complicated individual retirement account rules that could be a big help for some retirees and IRA heirs.
FORBES: Obama Proposes Simpler Rules For Some IRA Owners And Heirs
John Joe Doherty makes two changes from the win over Laois with goalkeeper Michael Boyle replacing Paul Durcan and Fergal McNulty replacing Adrian Hanlon in attack.
Kilmarnock made two changes from the side that defeated Dunfermline 3-2 last weekend with Garry Hay and Slovenian Leon Panikvar preferred to Rory McKeown and Alex Pursehouse.
应用推荐