I am very familiar with Cpanel and Server functions, as I have worked on them for over 20 years. I also have a team of developers with many different skill sets that I can have source out your issue and then document it.
For the clips, we can create a document, along side a brief video for you and offer you the best solution to move the website to a new domain, without any headache or fuss. This is something I have done various times and many have failed, but there is a secret to it, so that it always works, without any hassle.