create a custom RSS feed for wordpress

Short Description: Use your PHP skills to create an RSS feed for this website: [login to view URL] The website in question is based on this professional theme: [login to view URL] Here is the support site for this theme: [login to view URL] Here is my question regarding this project and the answer from the devs which explains what is to do basically: [login to view URL] We already tried to install the plugin mentioned in the thread, which results in this feed: [login to view URL] - but which has two flaws: it is not a feed for the page above (which has only a subset of items) and the price is missing. Your job is done, when we have an URL which gives an RSS feed with the exact content of [login to view URL] You get access to a dev server and/or the github project for this website - as you like..