Application service provider featuring software for use in document management and/or workflow management; providing non-downloadable software for use in document management and/or workflow management on websites; online data storage service; providing online computer databases; rental of storage area of memory devices (hard-discs, optical discs and magneto-optical discs) on computer networks; rental of storage area of servers on website for storing data of computer program; rental of storage area of servers on computer network for storing data of computer program; rental of storage area for data storage in servers connected with communication networks; rental of computers; rental of web servers; computer software design; maintenance of computer software; creating and/or maintaining web sites for others