That's why certain standards apply. In polygraphy and graphics, such standards also exist - appropriate definitions of CMYK colors - key for the appropriate color reproduction.
Specified in advance formats for printing leaflets and business cards, so that they are comfortable and as uniform as possible.
Without standards, even leaflets could be completely unreadable and even repulsive.
This is because printer accessories of this kind are always produced according to generally accepted standards.On the other hand, finding cheaper inks is very cost-effective for individuals and for owners of large photocopying and printing facilities where a large number of different types of printouts are made daily. Good prices for printer inks mean that people who can not afford them can afford rebate actions and introduce various promotions, because they are able to reasonably lower the costs of carrying out orders.
In this way, they gain new customers without lowering the quality of services they provide. .