01. Register at expedia affiliate prgrame : http://www.expediaaffiliate.com/contact-us/
02. After completing your registration please check your email and follow the expedia.com instructions
03. They will take few hours to approve your account once account approved you will receive following details to input with our application
04. API Key, CID, Secret Key
05. Login to your admin panel and go to ( General -> Integrations -> ) Expedia -> Settings. make sure the module is enabled.
06. Input all these details which expedia generated for your account like : API Key, CID and Secret Ket,
07. Input the cities name for feature hotels, popular hotels and lsiting hotels
For more details about expedia API integration please visit : http://www.expediaaffiliate.com/integration