Does it meet this?
Minnesota Statutes 2005, 624.714
Subd. 17.
(i) the requester has prominently posted a conspicuous sign
at every entrance to the establishment containing the following
language: "(INDICATE IDENTITY OF OPERATOR) BANS GUNS IN THESE
PREMISES."; or
and
(2) "Prominently" means readily visible and within four
feet laterally of the entrance with the bottom of the sign at a
height of four to six feet above the floor.
(3) "Conspicuous" means lettering in black arial typeface
at least 1-1/2 inches in height against a bright contrasting
background that is at least 187 square inches in area.