Alot depends on what you have, Are your inner rockers good? Are you replacing both inner and outer rockers? Are you using the OEM style rockers or the Replacement (over the top) rockers? If your floors are fairly solid, you do not need to brace anything to replace the rockers.this is my first car and first real body work.
how do I brace,from where to where and with what
How do you deal with the B pillar