US did very few) and some who do (e.g. Germany) have only a limited number of releases every year whereas others issue maximum cards for every stamp (e.g.
A maximum card (maxicard, maxi-card, MC) is made up of three elements: the postcard, the stamp and the postmark.
The object of maximaphily is to obtain a card where the stamp and picture are in close concordance, ideally with an appropriate cancellation, too.
For example: a work of art, like a painting (not a detail of it), is often shown in its entirety, both on the postcard and on the stamp of the maxicard.
Maximaphily displays have become popular at competitive philatelic exhibitions and special rules have been developed by the FIP to assist in judging the entries.