Windows 10 is coming and will be a free upgrade for those users/systems that qualify. Thank you MicroSoft.
http://www.microsoft.com/en-ca/windows/windows-10-faq
But…If you operate a business, are the person in charge of IT or are the person responsible for making the IT decisions for your business, then there are a few considerations you should review BEFORE DOING ANY UPGRADES.
Our own Robert Dick provides some words of wisdom on the subject of Windows 10 and business considerations:
http://thebeagle.itgroove.net/2015/07/15/windows-10-for-business-adopters/