A one-time, startup license fee and a flat monthly service charge fee covers installation, software, support and updates, systems maintenance, and dedicated central data storage. It’s all you need to take full advantage of the latest technology, immediately. Once you are set up, our support technicians provide ongoing maintenance of the software applications, designated server, central database, communication network, and necessary firewalls allowing you to concentrate on running your business;
http://www.sscsinc.com/products/asp.html;
The predominant ASP pricing model has been a flat rate per user, mainly because it is easier to implement and attractive to end-users. But the bottom line is that in order to generate more revenue, ASPs need to continuously increase their customer base, and make
sure that the new revenue offsets the incremental cost of delivering
services to new customers;
http://www.inovaware.com/press/aspconx.pdf;