Hi,
I noticed two bugs when I was doing quests today:
EDIT: Upon completing all my quests for today, I found out that the bonus selection menu only shows if I complete the quests using the button that is at the top of the screen when searching shops for items. If I complete the quests on the quest page proper, no bonus selection menu pops up, and I cannot claim a bonus.
- this item was actually around 30k in user shops.EDIT: The same issue occurred for this item: 
Thanks for the opportunity to be a beta tester. I hope this helps improve the new quests :)