rekordbox Cloud Unlimited powered by Dropbox

What is Dropbox and AlphaTheta corporation’s policy on third-party access to personal files?
What is rekordbox Cloud Unlimited powered by Dropbox?
How can I use rekordbox Cloud Unlimited powered by Dropbox?
What is the Professional DJ team?
I can’t join the Professional DJ team. Why?
If I change my Dropbox account in the Professional DJ team, or if I cancel my rekordbox Professional plan or change to another plan, what will happen to my old Professional DJ team account and the data registered in the account?
What Dropbox features will not be available in rekordbox Cloud Unlimited powered by Dropbox?
After joining the Professional DJ team, I can’t change the mail address for my Dropbox account. Why?
Can I join the Professional DJ team if I’m using a paid Dropbox personal plan? If so, what is the fee?
If I join the Professional DJ team, will my files be accessible to other team members?
Can I save files other than music files in rekordbox Cloud Unlimited powered by Dropbox?
Is there anything I should be aware of when using rekordbox Cloud Unlimited powered by Dropbox, the unlimited cloud storage for DJs?