I think I understand what you are asking here, but let me say it a
different way to see if I have it right. You are looking to have people
available to work as two different types of roles during different
points of time in a project. And, you are not performing capacity
planning by role, but by person. So, if that is the case, the
percentages you are assigning to a user do not really apply as you will
not look at the resource planning tools by role. Therefore, a best guess
percentage will work,...