Recently I have come across one article which I assume you can find interesting. Somebody will take a steaming dump all over it, however it answered some of my questions. 
<a href="https://janicerossmarketingblog.co.uk/2018/03/21/write-a-paper-for-me-personally-guide-i-wanted/" / rel="nofollow">https://janicerossmarketingblog.co.uk/2018/03/21/write-a-paper-for-me-personally-guide-i-wanted/</a>