I also suggest that you get clarification from your insurance company. They
may have a stricter definition.
My interpretation of my insurance policy is: if the person performing the work
has their own insurance policy to cover work done for others then they qualify
as contracted labor.
Nick,
The size of a storage will depend on a lot of factors.
1). How long is your harvest period? The apples that we picked in August are
sold long before we pick the last of the apples in October.
2). How long do your varieties keep. If you grow something highly in demand
you might ask