“…One of the main forms of communication among members in an OMHC is that help-seekers initiate posts (help-seeking posts) and supporters reply (reply posts). Through these types of posts, members can provide each other with emotional, informational, and other forms of support (Peng et al, 2021). Psychological support-seekers judge the responses of social supporters through information disclosure, information quality, and perceived credibility of information source; they perceive usefulness from the responses, and thus decide whether to engage in further self-disclosure and/or deep interaction (support-seekers respond to the reply posts, i.e., re-posts), as shown in Figure 1.…”