1. Privacy protection: Men may want to protect their personal space and avoid displaying too much personal life or emotional status to all contacts on social platforms, especially when they do not want any interaction with a specific woman other than chatting.
2. Boundary setting: This is a clear way of setting boundaries, indicating that he only wants to maintain a simple communication relationship and does not want the relationship to further develop or involve other social platform functions, in order to avoid possible misunderstandings or unnecessary emotional entanglements.
3. Focused communication: In a fast-paced life, men may want to focus their attention on effective communication with specific people rather than being distracted by other social elements. Setting up chat only helps create a more pure and focused communication environment.