Alright, this is how I draw people, so if you disagree, cool - post your opinion, too, so this guy can choose what he likes best.
I can see from the second picture that you've drawn in a basic stick-figure skeleton, which is good. But I think your pictures would improve drastically if you drew in the figure, which from what I can see, you don't - do you just go straight to the clothes? Anyways, even if you are aiming for a cartoony style, it is good to get into the habit of drawing things more anatomically correct. Then it is easier to deviate from that.
Here is a tutorial that illustrates what I mean.