Require expensive infrastructure which must be acquired, maintained, and upgraded.
Incur expenses to train staff as well as the users to use the resources.
Most of the publishers of e-publications sell their products under license agreements. The license agreement imposes a number of restrictions on the ser in the use of e-resources.
Reading from the computer screen causes discomfort to the users most of the users prefer to take a printout of the article for reading and do most of the reading from print publications.