10. An apparatus, comprising: a processor; and a memory coupled to the processor and storing instructions that, when executed by the processor, cause the processor to: detect composition of a message from a first agent appliance in response to an interaction with a customer appliance, wherein the first agent appliance is associated with a first contact center; update the message at a server in real-time with the composition of the message; display in real-time with the updating of the message, content of the message on a second agent appliance, wherein the second agent appliance is associated with a second contact center; detect a modification to the content of the message from the second agent appliance in response to the displaying of the content of the message; and after detecting the modification, transmit the message to the customer appliance.
14. The apparatus of claim 10 , wherein the instructions further cause the processor to receive a send message from the second agent appliance to initiate transmitting the message to the customer appliance.