Very happy to hear you like the theme.
Regarding the issues:
-12 blog items
Please make sure you’ve updated the theme to version 1.1, if you already have and it’s still not working please provide WP Admin access and FTP access so that we could investigate this more for you.
Regarding the blog:
-removing the reload button http://docs.creiden.com/circleflip/content-builder-3/blocks/post-block/#aq-block-26
– select fourth to when editing the posts block to view 4 posts per row