If you want to make all the terms of an agreement enforceable, document it in writing.

如果你希望协议的所有条款都具备法律效力，那就把它们写下来。

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That conversation may not be put to paper as a prenuptial agreement, but certain, very specific items need to be agreed to verbally and, if possible, in writing.

这种谈话结果不需要像婚前协议那样写在纸上，但是需要形成详细的条款并经过二人的口头协商同意，当然，如果能写下来就更好了。

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The Agreement shall remain in force indefinitely, but may be terminated by either Contracting State by giving six months prior notice in writing to the other Contracting State.

缔约任何一方可提前六个月以书面通知缔约另一方终止本协定。

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Grandparents can either put a basic loan agreement in writing or do it simply with a handshake.

WSJ: Grandparents Helping More with Family Expenses

But to collect her four weeks' severance pay, she would have to agree in writing to continue to be bound by the agreement.

WSJ: Firms That Get Stingy With Layoff Packages May Pay a High Price

And we've gone about as far as we can in doing that in an agreement that does not include the leaders of the tax writing committee and Secretary Rubin, who is our guardian on that, finally signed off and said, well, this is the best we are going to be able to do.

CNN: AllPolitics - FDCH Transcript