a. Economic systems used to acquire the items
b. Pictograms looking like coins
c. The pictograms needs to be explained by a legend
d. Information clearly displayed once the pictograms are understood

a. Which brands are represented on this rack
b. The logotypes become pictograms
c. Doesn’t always respect graphic identity as some have to be slightly rotated to be contained within the surface of the item
d.Each brand is very identifiable

a. Economic and sentimental value
b. Index and colour code
c. could have been much simpler, by using gradients for example
d. Allows to weight and compare both values index

a. Currency used to purchase the item
b. Labeling
c. Visually unexciting
d. The size of each pictogram could change according to its recurrence.

a. A rough estimation of commercial value without mentioning an exact sum
b. Letters used as pictograms, the higher the figure, the more letters
c. Not precise
d. Gives a very wide idea of price of things without mentioning numbers. The logotype could be expanded according to the price. The price could also be determined by a dot changing size.

a. Dress code standards
b. Common appreciation star symbols as used by for movie critiques and hotels
c.Too many different levels of information
d. Familiar symbols