Seated will always be your first chance to secure tickets. The results of Seated's ticket request period will always be emailed to you BEFORE the next opportunity to buy tickets.
The exact notification date & time is listed in multiple places throughout the purchase flow, including:
1) On the main event detail page:
2) Right before you submit your request:
3) And on your confirmation email:
If you believe that there is another opportunity to buy tickets BEFORE Seated's ticket selection date, please notify firstname.lastname@example.org