For my character walk cycle I wanted to imitate a lady i'm close to who comes into Costa where I work at least x2 a day for several hours and is extremley dependant on us, if slightly insane. I asked if I could film her walk and she agreed.
Here are the results;
From that video I derrived 11 frames and initially the following walk cycle:
I continued to play around with the frames till I felt they looked right: