Few facts:
A Dashboard is not tied to any one project, it can combine data and graphics from different sources.
In DataTile automatic data update is available. After you create the dashboard for the first time all new waves of data that you load will be immediately got by users.
Create a blank dashboard
Go to My Space, then click on the '+' icon.
Click on Dashboard, give your dashboard a name, and click Create.
The new dashboard will appear in My Space.
You can open it by double-clicking on it, but previously you need to export the first chart to it.
Note: you need a Creator role to create a dashboard. Click here to view user roles and their rights.
Export your tables and charts to the dashboard
Once you have created a table or chart, click on the 'Export to dashboard' icon in the toolbar.
Select the targeted dashboard and click Export.
If you haven't created a dashboard yet choose 'Create New Dashboard', name it and then click Export.