一、违约与侵权违约就是违反约定,通常为合同约定。侵权即侵犯他人的财产权、人身权,一般指绝对权。有的合同关系中,一方的行为既违约又侵权,就构成违约责任与侵权责任的竞合,另一方可选择起诉。但是,一方违约,另一方侵权怎么办?看一下李志清与张凯雨房屋租赁合同纠纷再审案:2007年8月,李志清与张凯雨签订 First, breach of contract and infringement Breach of contract is a breach of contract, usually for the contract. Infringement is the infringement of property rights, personal rights, generally refers to the absolute right. In some contractual relations, one of the acts of both breach of contract and infringement, constitutes a breach of contract and tort liability competing, the other party may choose to prosecute. However, one party breach of contract, the other infringement how to do? Look at Li Zhiqing and Zhang Kaiyu housing lease contract dispute retrial case: August 2007, Li Zhiqing and Zhang Kaiyu signed