Including information in correct chronological sequence

Show bars for every year covered in a bar chart

Using 3D features to distort the thickness of one slice of a pie chart.

Concealing negative information in a generic "Other" category to avoid detection

Making the percentages match the size of the slices in a pie chart

Taking a photo of your most expensive top of the line product and quote the price for THAT model.

Using ambiguous language, tiny fonts, cluttered design and incomplete descriptions.

Switching types of information on the x & y axis of a graph.

Project growth using the graphs and all other information available