One statistics regarding images was that 1 out of 5 searches on the web happens around images.
No wonder why image SEO become important as images, if ranked well, can get you tons of tons of traffic.
If your website has a lot of images and you believe that your images too can drive value to your users and bring in traffic, you should optimize the images for SEO.
Here are the ways you can optimize images for SEO
Image File Name
It is very important to name the images in a way that Google can make some meaning out of it.
Google cannot see the images and recognize what the image is all about. If the image is about Michael Jackson, can the system see the image and figure out if the image is about Michael Jackson
Bad – 123dfasfs.jpeg
Good – best-shoes-for-trekking.jpeg
Image Alt Tag
Image Sitemap
Text surround images
Image file size