How do you evaluate the impact of a PPM upgrade?

A.
Follow the upgrade path instructions in hp_man_PPM9.10_Upgrade_pdf.pdf.

B.
Consider data model changes, entity changes, and compatibilities.

C.
Check the compatibilities matrix in
hp_man_PPM9.10_SysReq_CompatMatrix_pdf.pdf.

D.
Run the tools impact_upgrade.exe or impact_upgrade.sh.