The better-known pre-nup defines, before the marriage, how finances are to be divided if the couple splits.

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Celebrities who are making millions of dollars tend to make sure they have a pre-nup in place before tying the knot as a way to secure their assets.

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Determining whether someone who was initially attracted to you for whatever reason--because you've spent the last three years in the gym doing crunches, or because you're Ronald Perelman--is sincerely in love with you for who you are requires emotional insight, the advice of trusted friends and a good pre-nup lawyer.

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