7 Fantastic Free or Low Cost Sources To Get Images for Your Content Strategy
Beth's Blog: How Nonprofits Can Use Social Media
AUGUST 27, 2013
Some images are in the public domain and some of licensed through creative commons which can be used as long as you give proper attribution. Flickr Creative Commons – Flickr is a photo site but it offers creative commons licensing and you can use it combined with keyword searches to find an image.
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