Rhode Island doesn't have a specific auto-renewal law, but the DTPA (no specific auto-renewal law) (R.I. Gen. Laws § 6-13.1-1) plus federal FTC rules protect your right to cancel.
R.I. Gen. Laws § 6-13.1-1
Penalties: Actual damages plus attorney fees
SubScrub automatically cites R.I. Gen. Laws § 6-13.1-1 and federal laws