Complex sentence: Appellants are still free to petition for review, of course, but such petitions are subject to severe length constraints (6,125 words or 35 pages in Virginia) and necessarily are more narrowly targeted than a long opening appellate brief to an intermediate appellate court.
Split into simpler sentences: Appellants are still free to petition for review, of course, but such petitions are subject to severe length constraints (6,125 words or 35 pages in Virginia). Therefore, they are necessarily much more narrowly targeted than a long opening appellate brief to an intermediate appellate court.