1. Before contacting the tutor, know the research direction, contact information and office location of the tutor. This information can be obtained through official website, libraries, academic journals, classmates and seniors.
2. According to the contact information of the tutor, choose the appropriate contact information. Common contact methods include telephone, email and social media. The telephone call is generally direct, but it will disturb the tutor; E-mail is more formal, suitable for sending long emails and attachments; Social media can communicate more easily.