To re-tension the tape
To retighten the entire fence line
Turn all the #8 peg to the left to free the tape, then pull the tape out at the tensioner, adjust to the correct tension, and finish by closing the #8 pegs.To retighten post after post
Turn one #8 pegs to the left to free the tape, pull out the portion of tape you want to stretch and secure it with the #8 pegs and proceed again at the next post.