Yes, there is an easy way to send your messages.
1.When you have finished with your treasury, Copy the link, go up to the first item and left click on it.
2. That will take you to the shop and the item On the right hand side of the listing in the column with all the text, there is a large blue box that says CONTACT. Click on that, a convo box will open.
3. In the convo box the link for the item you've added to your treasury will be there.
4. Below that write some message like: I have used your lovely item in my treasury. Click down a couple lines and then paste the link for the treasury.
Finish the convo anyway you want.
5. Before you send it , copy all your message except for the item link.
6. Go ahead and send the convo.
7. Right Click on BACK arrow, look for name of treasury in the drop down menu and (should be first) click on that
8. Go to the next item and repeat all the same steps, you can continue to use the same copied message because it is generic.
Marilyn