Retention  @ Telco - Reactive Retention

This article is focusing on Reactive Retention,  the effort to retain the customers once they have signalized the intention to resile their subscription 

Retention @ Telco - Proactive Retention

This article is focusing on Proactive Retention,  all initiatives and efforts to prevent customer intention to terminate their contracts or to stop using the services. 

Retention @ Telco - WinBack

This article is focusing on Win-Back,  all the efforts to win back customers who once resiled their subscription