Weekend Learning: Recovering with RMAN from before last resetlogs

Did you know that each time you open an Oracle database using the resetlogs parameter it will synchronize with RMAN and as a result it remembers what "version" of your database has been opened so restoring to a point prior to that takes some work.  Take a peek at note ID 1070453.6 on My Oracle Support for the document "RMAN: Point-in-Time Recovery of a Backup From Before Last Resetlogs" that has all of the details!