In order for subdivision (e)(1) to apply, the construction, utility, or electric or telephone cooperative property must be posted by use of a sign of a size that is plainly visible to the average person at all gates or entrances to the property and shall contain language substantially similar to the following: UNLAWFUL ENTRY ON THIS PROPERTY CONSTITUTES THE CRIMINAL OFFENSE OF AGGRAVATED CRIMINAL TRESPASS AND IS PUNISHABLE BY IMPRISONMENT FOR UP TO ONE YEAR AND A $2,500 FINE.