On Wed, 10 Apr 2013 22:14:38 -0700, Billy
wrote:

In article , Todd
wrote:

3) screws or nails? As redwood dries out, nails tend to fall
out
Nails are good for at least a decade.

Nails won't hold where temps go below freezing, nails won't hold well
even in warm climes; wet soil exerts tremendous pressure. Often even
screws aren't enough, galvanized steel corner braces are manditory on
the outside and fish plates inside.