I have heard of people running fishing line from their 6' fences. And putting red streamers on them. Don't know how that would work - but my 6'6" husband would not have gone for that probably.
Screen over a nice sized run would work.
__________________ .   Cali  , and Cali's keeper and staff, Jay No, not a "mini" Yorkie - She loves to motor in her Mini Cooper car  |