There are multiple Tutorials/Questions over the Internet/Youtube/StackOverflow for finding nearyby businesses, given a location, for example (Question on StackOverflow) :
I’ve been trying to setup my windows computer such that I can have a local postgreSQL with PostGIS extension. With this installed I hope to be able to create a project with geodjango locally before putting it in the cloud. I have been working with Django for a little while now on my local machine with the SQLite DB, but since the next project will partly be based on coordinate based data I wanted to setup the right environment.
I have the following model: