Sitel is a contact centre which takes on several clients wishing to outsource their services to high end companies.
A customer service in bound call center hired in as third party to large corporate clients.
Sitel is a call center. It has several campaigns at each site. Each campaign is a group of people, each working for/with the same brand by answering calls and/or e-mails from the brand's customers.
A modern work house
Old decreped place of work
An easy place to get a job
Modern slavery great example