Reverse Logistics Program Design

I need to design or improve our reverse logistics program. Context:

Product types: [What products are returned]
Return rate: [Current % of sales returned]
Return reasons: [Defective, unwanted, damage, etc.]
Current return process: [How returns are handled now]
Disposition options: [Resell, refurbish, recycle, dispose]
Cost of returns: [Processing cost per return]
Customer expectations: [Return policy, refund timing]
Sustainability goals: [Environmental considerations]

Please help create:
1. Return authorization process
2. Reverse logistics network design
3. Inspection and grading criteria
4. Disposition decision tree
5. Recovery and recommerce strategy
6. Returns analytics framework
7. Cost reduction opportunities