The latest Fanboys suffers from Cliff Syndrome, where the background doesn't extend far enough to convey a sense of depth, instead looking like it takes place on the edge of a cliff.

A great example of Cliff Syndrome can be found in the now-defunct webcomic "The Green Avenger":



If you took that same panel and viewed it from the direct side, it would look like this (w/ simulated camera):



So how do you fix it? Just add some deeper background elements so you don't see the sky touch the ground.

This:

To this:

This is great.

Dynamic character poses make a talking head strip funny. Body language is a major part of conversation.

This:


Versus:




The latter comic (and related advice) were shamelessly taken from the Something Awful thread dedicated to "fixing" CAD. If you want to read over 100+ pages of analyzing, critiquing, and ultimately improving CAD, click here.