According to the official guide of Guofang Lejia.com, users can complete the steps of paying rent online through Alipay. First, users need to log in to Alipay account, click Application Center-Pay Rent, and then click Use Now. Next, the user needs to fill in the rental month, landlord account and amount, and click Next. If the payment amount is greater than or equal to 1 yuan, the user can choose to notify the landlord by SMS, fill in the landlord's mobile phone number, and the system will send a SMS to inform the landlord. After the user confirms the information filled in, click the confirmation information and pay. Finally, the user will enter the cashier page and confirm the payment to complete the process of paying the rent.