I feel ya David..I've been in the same boat. Last night I broke a drought of several sits with nothing! (can read the sorted tail, in my team thread)

Funny thing is I've been doing the same as you hunting the hard to get to places.(public) Last night my wife said try here (picks spot)..we always see deer there. It's an easy place to get to..almost to easy, thats why I avoid it. She says I think your over-thinking everything and ignoring the obvious..She may have a point!