I allow myself a fair margin of profit.

我得到合理的利润。

youdao

The best strategy continues to be what many of you already practice: diversify, focus on the long term, and allow for a margin of error in all of your investment decisions.

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Then, allow for a margin of error in your buying decisions.

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Most suppliers allow stores a gross margin of at least 30-50% of sales to help retailers to make money on the sale of their product.

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