Now it needs to tackle the hard part of its strategy: making it all work together seamlessly, for instance by offering a single sign-on for all its services and one-touch access.

ECONOMIST: Nokia

The second acquisition was of TriCipher, a single sign on solution for SaaS portals.

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The Yammer premium version provides tools for IT administrators and enterprise features such as Active Directory sync, single sign-on support, and integration modules for SharePoint, NetSuite, Salesforce.com and others.

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If it wants to work with multiple content providers on the other hand, there is a good bet it might work with a company like Education Elements, which is emerging as a leader in helping schools move to blended-learning models and offering a single sign-on software solution for schools so they can easily work with multiple content vendors.

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The only visible sign of its tie-up with Toyo Trust, for instance, is a single joint branch, opened with great fanfare last November.

ECONOMIST: Japanese banking

The Gateway is a Windows application that authenticates users with single sign-on, connects to corporate content stores, and monitors documents for updates.

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Aside from the basics - utilities, schools, clean streets, efficient public transport - at which Tokyo traditionally excels, the Japanese megapolis provides sign-language interpreters for the deaf, home helpers for the elderly, and subsidies for single-parent households.

CNN: Tokyo

Crovitz: One of our offerings is a new e-commerce platform that will be integrated into a Web site, to make it as easy as possible to got to one place and sign up for what they want -- an all-you-can-read bundle with a single price for multiple brands, or micropayments for individual articles.

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