Most e-book publishers do not warn their customers about the possible implications of the digital ri

Most e-book publishers do not warn their customers about the possible implications of the digital rights management tied to their products. Generally they claim that digital rights management is meant to prevent copying of the e-book. However in many cases it is also possible that digital rights management will result in the complete denial of access by the purchaser to the e-book.[citation needed] With some formats of DRM, the e-book is tied to a specific computer or device