There are specific rules about what circumstances require e-xpense to send emails to employees and approvers. Because e-xpense allows you to have multiple approvers for each form, there is much room for variability. For example, when one approver changes an expense form, e-xpense sends an email to another approver only if that other approver has already approved the form.
You can view the e-xpense email rules in tabular form.
Before going there, make sure that you are familiar with the following terms.