Plumbing, HVAC, Electrical, or other field service

The cost and difficulty of getting licensed in another state is excessive and feels like a scam.

A DIY home renovator cannot install a new vanity because the wall drain pipe has no threads and insufficient length to attach standard plumbing fittings.

Small copper tubing with narrow walls gets deformed when cut with a standard tubing cutter, and no reamer can fit inside to clean the edge.

A plumbing apprentice installed a system that is functional but not easily serviceable, indicating a need for design-for-maintenance training or tools.

High costs and fees associated with obtaining and renewing professional licenses across multiple states are seen as exploitative and burdensome.