Delivering content relative to the physical location of your users is an excellent (and fairly easy) way to fine-tune the content you’re delivering to be most relevent to the people visiting your site. Two simple ways of doing this are to use an IP-based geolocation lookup, or to do a manual radius search (like a “store finder” type of functionality), where the user manually...
Using IP Geolocation and Radius Searching with PHP/MySQL
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