If you have already paid the application fee and are on the applicant dashboard, you can edit any submitted data. All changes are made and sent to your agent/landlord in real-time.
For Tenancy edits, select Address Information under Dashboard. 
Click on Move-in Date and update to correct information. Then hit Save & Continue.
You can do the same for Employment Information.
Log back into your account HERE or reset your password HERE if you have forgotten your password.