购买期房最大的风险是买方支付一部分预付房款后 ,由于种种原因使得正在建设中的楼盘停工 ,给买方造成直接的经济损失。为了避免、减少和挽回损失 ,消除购房者的忧虑 ,稳定房产秩序 ,应当充分、适时地运用合同法规定的两种事先救济措施——不安抗辩权和预期违约制度 ,以切实维护购房者的合法权益。 The biggest risk of buying 期房 is the buyer to pay part of the prepayment, due to various reasons make the real estate is under construction shut down, causing direct economic losses to the buyer. In order to avoid, reduce and recover losses, eliminate the worries of home buyers and stabilize the order of real estate, two kinds of prior relief measures stipulated in the Contract Law, namely the unscrupulous right of defense and the expected default system, should be used fully and timely so as to effectively safeguard the legal rights of homebuyers rights and interests.