BetaRill's Pro level is paid membership (but FREE actually, look below) and has the following opportunities:

1) It has the same opportunities as Basic status; 

2) Unlimited creation of items;

3) Mass Share (Share one item once on many places);

4) Mass Invitation (Invite once a lot of users to one item);

5) Change of ownership for your items between other users (your employees, relatives, and etc);

6) Change your username to whatever you want to(so long as it is not already taken);

7) Change post recipient(select where you want to place your post upon creation);

8) Bookmark Search(use it as a marketing tool);

9) Master level as BR Affiliate-Referrer at BetaRill Affiliate Program.

Note: to get the Pro level, you need to deposit  your Service Fund Account on BR Wallet as amount of $30 (the amount is not the payment for the level, actually, later you will be to use the money to purchase any BetaRill's services (ads, business consult)).