Imagine: you are looking for a new church and want to see what they have planned for the month but cannot find any events. Do you move onto another congregation or visit the church during mass?
More than likely, prospective visitors will move onto the next. Displaying your church's calendar shows newcomers that your organization is committed to its visitors and building relationships. Not to mention, your current attendees have an intangible source to keep track of the church's events.
Find more reasons HERE on why posting an events calendar is beneficial.