It is vital to ensure that existing products and services can be used in the future since there would not be sufficient means for the costs of modifying and replacing existing infrastructure and products.
Bistveno je zagotoviti, da se bodo lahko obstoječi proizvodi in storitve uporabljali tudi v prihodnost, saj za stroške spremembe in menjave obstoječe infrastrukture in proizvodov ne bi bilo zadostnih sredstev.