Part of the answer can be found in the politics and part in some practical concerns.
The president of the AA, Edmund King, said there might be some practical difficulties with the proposals.
With this in mind, we have assembled some practical, thoughtful gift ideas for the special people in your life.
Prevention is the only way to really protect yourself, and there are some practical security measures everyone should take.
While those challenges are significant, some practical benefits may be more easily attained.
There are an impossibly huge number of assorted styles some practical, some rhinestone-encrusted, some simple leather and some faux leopard skin.
And there are some practical steps we can take right away to promote growth and encourage businesses to hire and expand.
Rules are pointless unless they have some practical effect in constraining governments.
Sony's take on robots is that they will initially be cute companions (Aibo means "companion"), with some practical uses possible down the road.
So, do you have any advice or suggestions for Helen and her husband Peter - some words of reassurance or some practical advice about moving?
Louisville faces some practical concerns not having Ware in the lineup.
Mr Motion told BBC Radio 4's Today programme it was important the conference delivered some practical proposals which would give the government food for thought.
What then are some practical steps to ease the path forward?
At an Asian mayors' conference in Colombo, Sri Lanka, earlier this year, Pratap U. Usnani of the City Managers Association of Gujarat shared some practical experience.
So here are some practical solutions that need to be considered and adapted to provide not only accessibility to care, but reduce costs while maintaining quality.
Regulators could scrap some of the laws that make criminals out of even the Web's most upright citizens and instead offer some practical guidance for consumers.
To this end we are holding a ground-breaking event to bring together Welsh police forces and disabled people's organisations to identify some practical steps we can take.
In case you might think that Dr Meredith's sole concern is demolishing inflated reputations, the genetic fingerprinting of grapes in this way has some practical applications, too.
But it may help to write an instant obituary that at least mentions some practical and theoretical reasons why their report is likely to be dead on arrival.
Extremophiles have shown some practical value in the past decade.
Cohn rightly points out some practical problems with the proposal.
Unfortunately, getting in the way are some practical matters.
For the next few months, we plan to use this space to share our insights on decision effectiveness, as well as some practical examples from companies such as ABB, Ford Motor Company, MetLife and Hospira.
What are some practical uses, you ask?
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"There are some practical measures that solicitors can take to ensure that cash flow doesn't become a major issue and they can continue to run an efficient business and improve cash collection in what is still a difficult economic climate, " he said.
The main feature of irony that makes us associate it so closely with hipsters is that lots of hipsters are essentially downwardly mobile young people who are putting themselves to some practical use, however small or marginal, instead of sitting around getting obese.
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