Listed here are practical and helpful SAP APO Stuff to assist those supporting the SAP Advanced Planner and Optimizer Modules.  If you have any SAP Advanced Planner and Optimizer questions, please feel free to raise it in the SAP APO Forum.

What is APO in SAP?
SAP Advanced Planner and Optimizer is a component of the mySAP Supply Chain Management solution that you use for planning and optimizing supply chain processes at a strategic, tactical, and operational planning level.

- With APO - Simultaneous Material & Capacity Planning is possible, as against R/3 PP
- APO Planning is capable of taking all the constraints into consideration with Planning for Capacities/Scheduling
- APO Resource (workcenter in R/3) does a Capacity availability check before scheduling an activity, if capacity is not available, it finds the immediate next available slot & schedules the activity there. This is not possible with R/3

Interview Questions
APO Interview Questions Answers

Planning
No Planner Transferred to APO
Creation of Planning Area in APO

The SAP APO Knowledge Book - Supply and Demand Planning

more SAP APO Books

Tables
How To Find Relevant APO Tables

FAQ
SAP APO Frequently Asked Questions

Master Data
Changes To Product Master SCM
Deleting Material Master in APO

SAP Advanced Planner and Optimizer Forum at the convenient of your mail  box
Exchange SAP APO problems/solutions, tips, ideas with other SAP APO peers from around the globe.