Please check these articles.
These might be helpful to you .
Thanks for your feedback.
As explained in the first link you mention, you can actually easily create individual shared collections and send corresponding links via emails.
Let's imagine I've shared over 6 months 3 different collections with a friend of mine via 3 different links/emails.
How does my friend know the different collections I've shared with him other way than scanning his emails?
This is what I thought. I will post the idea anyway.
In the mean time maybe the future app "Portfolio" could help (as Revel seem pretty abandoned these days).
Yeah that might