Many of you must have grabbed your Windows 8 Pro license at super-discounted price before Microsoft started validating upgrades. If you only purchased the activation key to benefit from promotional pricing, and don't want to migrate from your current OS and install Windows 8 now - it is an good option to have the Windows 8 Pro installation media prepared for later usage.

In this tutorial we will see how to download and create Windows 8 Pro Retail installation on external media like bootable cd/dvd or other removable disk.

As an all-in-one disk management software, AOMEI Partition Assistant Pro Edition comes with more than 30 brilliant functions and has many special functions to tackle common troublesome disk issues such as - low disk space in system drive, the conversion between GPT and MBR, common disk partition tasks, smart partition alignment, one-lick OS migration to SSD, easily creation of bootable CD and many others.

Here's an opportunity to grab this fully featured, all-in-one Windows partition manager utility worth $36 for free under an exclusive promo for our readers.

Here is an opportunity, every Windows user should benefit from. Microsoft is offering existing Windows 7 users an chance to upgrade to Windows 8 Pro for just $14.99. The catch is even users with pirated copies of Windows 7/XP are able to grab this promotional price and upgrade to Windows 8 at this super-cheap price of $14.99. The WindowsUpgradeOffer registration website and the associated Windows 8 Upgrade Assistant utility is not doing any validation and anybody can use the PromoCode to get an genuine activation key for Windows 8 pro directly from Microsoft at this price.

Now, you should not miss this opportunity because MRP of retail Windows 8 Pro version is $169.99 and under this promotion users can grab it for just $14.99 until Jan 31st 2013. Even if you don't have any plans for an immediate migration to Windows 8, users get to download the ISO and create Windows 8 bootable media for later usage.

Google Apps offers an excellent email service for businesses, anybody having a domain name can offer anyemail@theredomain.com email accounts with full Gmail features by just changing a few MX record entries in there DNS options and configuring there web-applications to use Google's server for emailing.

To ensure better email delivery rate to user's inbox avoiding chances of being tagged as SPAM, there are systems in place which allows email sending server to verify email origin (a sort of digital signature) and let SPAM categorization algorithms decide whether the email is sent from a fake "From" origin address or a real one.

Sender Policy Framework (SPF) and DomainKeys Identified Mail (DKIM) are two such measures and here is how to set them up for emails originating from Google Apps servers for your domain.