I want to keep my current home page but have wp files work in the main directory of my site. So, it would be a wp install, except with a different home page, and the wp pages need to look correct, and not have the current home page's content on them.
Here's a video showing what I mean:
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I doubt you need access to the server to do this, I can upload the files or other simple stuff like that, to test.
I'm hoping this is a simple task for a wp programmer, hopefully no more than a $20 job.