Briefly describe the rules for the performance of tourism contracts.

answer: (1) supplementary performance rules of the agreement.

after the entry into force of the travel contract, due to the changes of many subjective and objective conditions during the performance of the contract, if the parties have not agreed or clearly agreed on the quality, price or remuneration, place of performance, time limit for performance, mode of performance, and expenses to be borne, they can make supplementary agreements.

(2) Rules for price changes.

it is quite common that the price changes during the performance of travel contracts, especially those with long performance period, which are more likely to be affected by price changes.

(3) substitute performance rules.

a contract is a relationship of rights and obligations between specific subjects, and the performance of the contract should be based on the principle of personal performance. However, according to the principle of cooperative performance, the Contract Law allows the debtor to perform the debt to a third party and the third party to perform the debt to the creditor, which involves the issue of personal performance and alternative performance of the tourism contract.