Executive orders aren't the problem. Bypassing the US system of government altogether and ratifying game-changing treaties and agreements through international law and the UN is the problem.
As is his attempt to unilaterally declare Congress in recess, but that was smacked down by the courts.
Teddy Roosevelt made recess appointments while Congress was out for lunch. This is obviously something that's up for debate, but let's not pretend like there was no precedent for having a different definition of recess.
Similarly, executive agreements also have a long precedent. While it's fair to criticize executive agreements as going against what the framers of the Constitution intended, Obama is following
precedents set by almost all of his predecessors since at least World War 2.
