These provide functional extensions which can be attached to any external application enhancing that application's functionality.

• Notifications Engine - Monitors transaction activity and proactively generates electronic notifications, enabling action to be quickly taken. Notifications are rules-based and fully customizable to meet the customer's requirements.

• Data-Driven Rules Engine – Provides the capability to select a transaction and perform multiple result set processing rules to determine which action (e.g., discount applied, price selected) is to be applied. This engine is data independent, enabling it to adapt to whatever comparative process is required and scale to process large volumes of transactions.

• Document Engine - Enables a company to define and secure participant information folders and to attach any type and number of documents (e.g., Word Documents, Excel Spreadsheets, Presentations) to the folder. Folders can be assigned to user-defined communities. This engine enhances the collaboration process with a company's customers, partners and employees.

• Collaboration Engine - Enables a company to establish communities of users to distribute information, exchange ideas and share documents in a secured environment.

• Web Chat Engine - Provides instant collaboration within user-assigned communities.