Scheduling Data Gathering Tasks can be done from the Task Scheduling option of Exchange Reporter Plus.
Mailbox Account Properties Gathering Tasks will gather mailbox sizes, "Number of messages" in each mailbox, last logon user and last logon time from Exchange Servers.
For Exchange Reporter Plus to gather data on Mailbox Account Properties - Any valid user credential with Exchange View only administrator privileges is required.
To schedule a New Mailbox Account Properties Data Gathering Task
Click on Admin Tab → Task Scheduling → Schedule New Task
Provide a Schedule Name.
Select Mailbox Account Properties from the Gathering Tasks drop down.
Select the Schedule Type.
Select the Time.
Click on the Add button against Data Sources
In the dialog box that opens, select the Exchange Servers for which mailbox account properties are required.
Click on Create.
This will schedule a Mailbox Account Properties Data Gathering Task.
A scheduled tasks gathers data only from one Exchange Organization. Any number of Mailbox Account Properties Data Gatherings can be scheduled.