Without any additional context, this sheet was included in the middle of Romero's production. We don't know where it came from, but it's a wryly humorous (and depressingly accurate!) summary of Romero's experiences in the film industry.  The Six Phases of Film Production

1. Wild enthusiasm
2. Disillusionment
3. Panic
4. Search for the guilty
5. Punishment of the innocent
6. Reward of the non-involved