家庭装修洽谈时，有很多的文件需要讨论，有的是进行前期治谈需要的，比如一些解释性的草图；有的则在合同签订时需要添加在合同内作为合同的一部分。这里向大家介绍的就是这些需要添加在合同里的文件。 项目预算书要详细 一个能够保护自己合法利益的家装预算是什么样的呢？首 There are many documents to discuss when decorating a home, some are needed for pre-treatment, such as some explanatory sketches, while others are added to the contract as part of the contract when the contract is signed. Here is to introduce you to these documents need to be added in the contract. Project budget book to detail a home improvement budget to protect their legitimate interests is what kind of it? first