640bc943_IT_Service_Management_strategy__What_it_means
[Service catalog] Service Description [Who provides it] Developed jointly using the outcome statements provided by the business. Accurately sets out what the service must do. Saves time and money if done at the design stage. Some experts say it can cost 100 times more if left until after the service is implemented. [What it means] 
Describes (in business terms) what the purpose of the service is.
ITIL chief architect: How to build an IT Service Management strategy
What it means