09/21/17 UPDATE: Added fix for the sleeves issue to each section. Rotations have to be baked.
Here's the YouTube video.
For this tutorial you need:
Genesis 3 Female from Daz3d.com.
Genesis 8 Female from Daz3d.com.
This will only work between these two figures, possibly between their male counterparts in the future if there is a G8 Male. It will not work between any previous figures, or between these and previous figures.
An item of clothing for one of them that you want to convert to the other one.
Here's a Genesis 3 Pose for Genesis 8, to save time. You can also make your own.
Scene Tab and Parameters Tab in Daz Studio 4.9. If you lack a tab, you can add it using Window--Panes (Tabs) and clicking the one that you need.
THE CONTENT MANAGEMENT/SMART CONTENT HAS TO BE INSTALLED AND WORKING