Military doctrine often follows a specific lifecycle for UW campaigns:

Establishing links between external sponsors and resistance leaders.

UW is fundamentally about "working by, with, and through" local partners to solve complex political-military problems.

Psychologically readying a population to resist.

The imagery of UW often contrasts high-tech professional military advisors with local fighters in varied environments. Strength and Honor - The Art of James Dietz James Dietz

Training and equipping local cadres into a structured force.