An Access, as a kind of Sync Source Preference, defines how Sync'Em can gain access to (e.g., login to or connect to) the information to be sync'd.

An Add-On ID is a 65-character code that contains one or more add-on licenses, each of which can be used to add one license to a License ID containing licenses of the same kind.

In the context of software, architecture refers to multiple higher-level aspects of the software's design (ala 4+1 Views of Software Architecture). The primary aspect of this involves the underlying abstractions upon which the software is constructed. Good software architecture outlives the implementation because it supports adaptation to technology and requirements changes.

A contact is information on how to contact a person, company or other entity — e.g., an address-book entry. A contact usually consists of a name, postal address, email address and other information.

An abbreviation/acronym for 'database'.

One of Microsoft's Exchange clients — i.e., programs that access the Exchange server. Current versions of Entourage require the Mac OS X operating system. Older versions of Entourage require the Mac OS operating system.

The program that provides User access to their messages posted/stored by the Sync'Em Engine. The Error Viewer is accessed via the Sync'Em Menu Extra (i.e., the Sync'Em menu-bar item that can be placed on the right side of the menu bar via System Preferences => Sync'Em => User Prefs =>Show/Hide Menu Extra.

In the context of Sync'Em, events are a kind of Sync Source that's present in many calendaring and other personal information management programs. For most people, events — things of interest that occur at a particular time — are the primary calendaring elements.

Microsoft's email and calendaring product. Exchange is a server. Microsoft clients that access the server are Outlook, OWA (Outlook Web Access) and Entourage. Sync'Em also accesses Exchange, directly.

A Filter, as a kind of Sync Source Preference, is an optional element that defines a subset of the information to be sync'd (e.g., calendar events not older than a year, contacts with addresses in North America, etc.).

An abbreviation/acronym for 'Global Address List' which is the over-all (i.e., global) collection of contacts in an Exchange server. Normally the Global Address List (GAL) contains the company-wide contacts.

A glossary is a list of terms and their definitions, usually arranged alphabetically.

IIS is an abbreviation/acronym for 'Internet Information Services', a set of Internet-based services for Microsoft servers.

An OS X program Apple provides to utilize certain capabilities based upon OS X's Sync Services.

A searchable database of information such as the one accessible via our Support Center page.

A License ID is a 65-character code that contains one or more licenses, each of which can be used to activate a licensed set of capabilities for an applicable software application on a single system.

A Locale, as a kind of Sync Source Preference, defines where Sync'Em can locate the information to be sync'd (e.g., a pathname or DB table) once it gains access to the Sync Source.

A menu that a program places on the right side of the menu bar and is shown regardless of the program that's currently actived/in front. The Sync'Em Menu Extra is the menu from which Sync'Em is operated, once set up.

Apple's Email, Web and synchronization services for systems running Mac OS X. The original version of Apple's service was called .Mac (dot Mac).

In the context of Sync'Em, notes are a kind of Sync Source that's present in many calendaring, email and other personal information management programs.

An abbreviation/acronym for 'Original Equipment Manufacturer'.

One of Microsoft's Exchange clients — i.e., programs that access the Exchange server. Outlook requires the Windows operating system.

An abbreviation/acronym for 'Outlook Web Access', one of Microsoft's Exchange clients (i.e., programs that access the Exchange server). OWA works via a web browser.

An abbreviation/acronym for 'Personal Digital Assistant', the term often applied to small, hand-held computing devices.

Polled update is a term commonly used to refer to an update process wherein an updater (client) regular queries/polls a supplier (server) for changes — e.g., having Sync'Em poll a Sync Source for changes with the intention of syncing those changes with other Sync Sources. Polling places initiating control with the updater (client) and is often described as passive.

Push update is a term commonly used to refer to an update process wherein an updater (client) subscribes to notifications of changes from a supplier (server) and that supplier then notifies the updater when changes occur — e.g., having Sync'Em subscribe to notifications from a Sync Source that indicate changes are available so Sync'Em can immediately sync those changes with other Sync Sources. 'Push' places initiating control with the supplier (server) and is often described as active.

A Schedule, as a kind of Sync Source Preference, is an optional element that defines when (i.e., the dates and times) a Sync Source can be synchronized.

SOAP is an abbreviation/acronym for 'Simple Object Access Protocol', a protocol specification for exchanging structured information via Extensible Markup Language (XML) in the implementation of web-based services in computer communications.

An abbreviation/acronym for 'Service Pack One', the suffix normally given by Microsoft to identify it's first major collection of updates for a given software product.

The underlying OS X capability that Apple provides to query and update/synchronize various information sources such as Apple Address Book and iCal.

A Sync Setup defines a collection of same-kind Sync Sources whose information is to be kept in sync (i.e., with each other).

A Sync Source defines an information source that can be synchronized with other Sync Sources of the same kind (e.g., contacts, calendar information, notes, etc.). Attached Sync Source Prefs define how, where, what and when to synchronize.

A Sync Source Pref is information that defines the primary aspects of a Sync Source; its Access, Locale and, optionally, its Schedule and/or Filter.

The collection of programs that perform syncing operations. The sync engine runs in the background and has no user interface. It communicates with the User by posting/storing messages that can be read via the Sync'Em Error Viewer.

A contraction of 'Sync Them' (hey, it's hard to find a good product name where the domain name — syncem . com — hasn't been taken by some domain-name squatter).

In the context of Sync'Em, tasks are a kind of Sync Source that's present in many calendaring, email and other personal information management programs. Tasks are often called to-do lists.

An Upgrade ID is a 65-character code that contains one or more license upgrades, each of which can be used to upgrade one license in a compatible License ID to a different (e.g., more capable) license.

URL is an abbreviation/acronym for Uniform Resource Locator. A URL is a Uniform Resource Identifier (URI) — a compact string of characters used to identify or name a resource — which also specifies where the identified resource is available and the protocol for retrieving it (e.g., HTTP).

WS and EWS are abbreviations/acronyms for 'Exchange Web Services', the term used to describe one of the interfaces provided by Microsoft's Exchange server. Exchange Web Services provide a way for other programs to communicate with Exchange. Sync'Em uses Web Services to communicate with Exchange.