Channel expansion theory (CET) states that individual experience serves as an important role in determining the level of richness perception and development towards certain media tools.
[3] Channel expansion theory moves away from Daft and Lengel's fixed labeling of rich and lean media.
[5][6] From the critical perspective, channel expansion theory is determined through validity claims which then result in a resolution in communication breakdowns.
Venkatesh, Davis argue that users adopt technology when they perceive it as useful and within their range of acceptance, which can be voluntary or mandated depending on context.
[1] Consistent with the channel expansion theory, Lisiecka et al. conclude in a 2016 study that people will inherently adjust their messages to better fit with a selected communication medium.
[12] Their study was directed toward task-related communication between dyads (couples) who interacted through one of face-to-face conversations, via voice calls, or textually.
According to channel expansion theory, it is predictable that Sara would have richer understanding of the capability and potential of email communication, whereas Bill would perceive it in a leaner manner.
It supports the education to new recruits about the three most important qualities in organizations: communication skill, problem-solving ability, and teamwork.
Channel expansion theory offers support for the relationship between perceived media richness and level of self regulation existing among corporate managers and employees.
Virtual learning environment denies the limitations of location and time by enabling access to information anytime, anywhere as long as educational resources are saved in the cloud.
[18] In a case study conducted by Malaysian-based scholars, results showed a positive correlation of media richness and 'intention' to use C-VLE, as an effective behavioral motivator for success.
Channel expansion theory is applied in this context as ultimately there is no difference in media conditions of learning when students conducting online studies managed to get familiar with the technology.
[20] Similar results has also shown in another study conducted by Anne Hoag, Krishna Jayakar and K K Erickson in a telecommunication course, trying to find out how communication technology facilitate team learning.
[21] In another study conducted by Alperen Manisaligil and Diana Bilimoria, researchers examined videos and open letters between NBA athlete LeBron James and Cleveland Cavaliers majority owner Dan Gilbert, channel expansion theory is proved to be helpful in terms of improving students' skills of media selection and reinforcement of effective communication.
[22] Channel expansion theory offers supports for effective communication between doctors and patients with chronic disease.
[23] Channel expansion theory has been criticized for being originally applied to a single medium - email - and not having tested whether it operates similarly for more traditional media (like telephone) or advanced technologies (like videoconferencing).