The document discusses how telcos need to think like their customers when providing SaaS infrastructure. It outlines the evolution from on-premises apps to hybrid clouds and key infrastructure choices around app conversion, scalability, security, and virtualization. The document also discusses key metrics around response time, ROI, latency, and outages. It provides case studies of two companies that moved apps to the cloud and emphasizes that the rate of evolution varies and mobile devices are now the main endpoint.