Below is a list of common terms, their meaning/usage, and responsible parties.

DSSDomino's Shoulder Surfing - Application (screen) at a store that pulls order information from Pulse, and sends it to Domino's CorporateDomino's Corporate
PulseStore order system - Orders from OLO are submitted to this system, as well as local store ordersDomino's Corporate
OLOOn Line Ordering - website. Agents currently use this site to process orders.Domino's Corporate
BCArria NuSutus provided store phone systemArria NuSutus
AWS ConnectPhone system used by call center agentsArria NuSutus
CCPCustomer Contact Panel? Store and customer details appear here in the Agent DesktopArria NuSutus
OSIMUtility for store to manipulate their details, products, and times on the websiteDomino's Corporate
OnSIPNuSutus internal phone systemArria NuSutus