欠条在民间借贷中十分常见。在法律上,欠条被称为借款合同,是当事人为了证明债权债务关系存在而订立的。但是在现实生活中,往往由于当事人的疏忽,欠条并没有起到它应有的作用。下面的几个案子应当能给您一些启示。期限不明确　　李某是一个经营小商品的个体户,虽然本小利薄 IOUs are very common in private lending. Legally, IOUs are called loan contracts and are made by the parties in order to prove the existence of the claims and liabilities. However, in real life, IOUs often do not play its due role due to the negligence of the parties concerned. The following few cases should give you some inspiration. The deadline is not clear Lee is a self-employed small businesses, although the small profits