# Signal — Powered by STTIL Solutions > Documentation readiness tracker for DMEPOS suppliers — stops CGM claim denials before they happen. ## What it does - [Signal overview](https://signal.sttilsolutions.com/): per-patient stoplight report from CSV upload, flagging SWO gaps, expired qualifying visits, PA requirements, and PECOS issues before submission. ## Request pilot access - [Pilot request form](https://signal.sttilsolutions.com/#contact): limited to 3 organizations. DMEPOS suppliers, billing companies, RCM firms. ## For agents - [Agent skills index](https://signal.sttilsolutions.com/.well-known/agent-skills/index.json): what an agent can do here. - [API catalog](https://signal.sttilsolutions.com/.well-known/api-catalog): machine-readable resource index. - [Auth / contact](https://signal.sttilsolutions.com/auth.md): how to identify yourself and reach us. ## Parent company - [STTIL Solutions](https://sttilsolutions.com/llms.txt): full portfolio context.