# Technique Guide ## Selection Rules - Zero-shot: deterministic, simple tasks - Few-shot: formatting ambiguity or label edge cases - Chain-of-thought: multi-step reasoning tasks - Structured output: downstream parsing/integration required - Self-critique/meta prompting: prompt improvement loops ## Prompt Construction Checklist - Clear role and goal - Explicit output format - Constraints and exclusions - Edge-case handling instruction - Minimal token usage for repetitive tasks ## Failure Pattern Checklist - Too broad objective - Missing output schema - Contradictory constraints - No negative examples for unsafe behavior - Hidden assumptions not stated in prompt