Microsoft just announced CRM Ideas portal: https://crmideas.dynamics.com/ideas/.
Previously the way we submit our feedback/ideas is through Microsoft Connect: https://connect.microsoft.com/dynamicssuggestions. However it seems this site might not be known well and the user experience on that site is not as good as the new portal.
The new portal seems to be based on AdxStudio, from the profile management perspective:
The user interface of the idea portal is also looks nicer compared to the previous portal:
So, what are you waiting for, submit your idea now!
Note: Before you post, please read this posting guideline: https://crmideas.dynamics.com/posting-guidelines/