Do not drift from the distinctive style of Wilhelm Busch combined with the clarity of commercial graphics.
Avoid including more than seven drinks; stick strictly to the number and selection provided.
Do not position the drinks in a scattered or non-linear arrangement; they should be in a neat horizontal lineup.
Refrain from using colors; the design should strictly be in black and white.
Avoid a cluttered or overly intricate design; while detail is crucial, the simplicity of Busch's style combined with the clear, straightforward approach of commercial graphics should prevail.
Do not use any background designs, patterns, or colors; the drawing should exist on a purely white backdrop without any visible boundaries. no pen