This week’s Computer Weekly, we talk exclusively to Tesco CIO Mike McNamara about why the UK's biggest retailer is spending £150m on its online business. And, with the London 2012 Olympics only weeks away; we look at how IT testing is progressing. 

This expert E-Guide from SearchServerVirtualization.com discusses some of the obstacles facing administrators managing virtual environments. Explore the "side effects" virtualization can bring to the data center and learn how implementing a few new tools can help alleviate some of these pain points. 

This expert E-Guide, brought to you by SearchServerVirtualization.com and Dell, provides an overview of the expenses associated with virtualization and highlights the virtual server trends expected for 2010. Gain insight into the tangible virtualization costs, and learn how to keep pace with the changing server virtualization market. 

Find out what 1,900 B2B marketers in software, hardware and technology services industries revealed about what works for lead generation. Invite your entire team to view this free Webcast and learn about business-to-business email and search engine marketing strategies. 

This comprehensive WLAN buyers guide explores the current trends and considerations you must make before making your WLAN purchase. 

The majority of today's businesses have flat or decreasing data center budgets. In this expert E-Guide, brought to you by SearchDataCenter.com and Dell, you will gain insight into the latest data center purchasing trends. 

Read this white paper and trace the steps to a successful converged network infrastructure. By identifying today's most important IT trend - virtualization - you'll be on your way to implementing HP supported technologies to enhance your virtualized computer networks. 

This expert guide explores what the availability of cloud services means for channel professionals, how to capitalise on this growing trend, and what to look for. 

Technologies such as virtualization and deduplication are getting special attention for their long-term cost saving potential, according to several storage pros on the front lines. Read this e-guide to learn about two organizations’ IT dilemmas and how they are handling them in this tough economic climate.   

This white paper looks at cloud-computing and software-as-a-service (SaaS) technologies and what you need to know about these emerging trends. 

Read this expert e-guide to learn the benefits of testing the cloud for storage vendors. Unveil why this trend is catching on and what the future holds for this kind of testing. Also find information about the additional charges that cloud storage users pay for individual transactions. 

<p>In this exclusive E-Guide from SearchUnifiedCommunications.com, learn more about the intelligent network and how telepresence and visual collaboration is changing the modern enterprise. Uncover the extranet and desktop video requirements driving 2012 telepresence trends and how the iPad is changing enterprise video-conferencing strategies.</p>