| SC9 Software | client |
| | emails outline of proposed site |
| emails to confirm receipt, and to request some additional information | emails additional information |
| emails to confirm readiness to build proof of concept skeleton site, and to provide an estimate of development cost | makes £12 payment via PayPal¹ |
| designs and implements proof of concept | reviews proof of concept and specifies changes
(major changes at this stage could result in a second proof of concept which might require a small payment that would be refundable against the cost of the initial live site) |
| offers to build the site for a fixed fee, provides key milestone dates at which progress may be reviewed | emails acceptance, and makes non-refundable £12 payment via PayPal |
| proceeds with development | reviews progress |
| | purchases domain name |
| makes site available | reviews site and specifies changes, purchases hosting facilities |
| makes requested changes | reviews site, makes payment via PayPal |
| installs software on customer site | uses/monitors site |
| | requests minor changes |
| makes requested changes, offers ongoing support | agrees ongoing support and makes any necessary payment |