How to avoid creating the appearance of undue influence with your Super PAC donation: Keep it at $1,000,000 or less!

Jeb Bush Outstrips Rivals in Fund-Raising as ‘Super PACs’ Swell Candidates’ Coffers.  (The New York Times, 7/9/2015)

Looking at these state-level Scott Walker contributions, do we see evidence of creating the appearance of undue influence?

 Source:  Wisconsin Democracy Campaign

Just to refresh your memory.