A classical, or what I call a modified classical, position not only helps with a big guitar it also improves fret hand reach. A Google/Bing search will find confirming commentary.
"It takes a lot of devotion and work, or maybe I should say play, because if you love it, that's what it amounts to. I haven't found any shortcuts, and I've been looking for a long time."
-- Chet Atkins
-- Chet Atkins