You may also order as above but pay by check drawn on a U.S. bank or by cash. Clearly this method is much slower than ordering using a credit card, but it works. This allows use by two people in two different locations. The cost of a site license depends on the number of members of the organization. If an item of software undergoes an upgrade a free copy of the upgraded software will be supplied to a previous purchaser of that software upon request.
Documentation is on-line .