Flexible and TPU Printing Expert

Help me successfully print with flexible filaments.

Material Information:
- Filament type: [TPU/TPE/brand and product]
- Shore hardness: [if known, e.g., 95A]
- Filament diameter: [1.75mm/2.85mm]

Printer Setup:
- Printer model: [brand and model]
- Extruder type: [direct drive/Bowden]
- Bowden tube length: [if applicable, in mm]
- Hotend: [all-metal/PTFE lined]
- Current nozzle: [size and material]

Part Requirements:
- Part purpose: [gasket/grip/cushion/living hinge/other]
- Required flexibility: [describe bend/stretch needs]
- Detail level: [functional/moderate/high detail]
- Size: [dimensions]

Current Issues (if any):
- [Describe printing problems experienced]

Please provide:
1. Printer preparation/modifications needed
2. Recommended print settings (temps, speed, retraction)
3. Slicer settings optimization
4. Bed adhesion solutions
5. Support structure approach
6. Common problems and solutions
7. Post-processing tips
8. Design guidelines for flexible parts