Alameda County’s Santa Rita Jail seizes mail coated with synthetic cannabis up to three times a week. In Ohio, deputies say that online operations advertise to “send fake legal mail” to prisoners, charging up to $100 per letter. Alameda County’s Santa Rita Jail seizes mail coated with synthetic cannabis up to three times a week. In response, some facilities in Ohio have moved to digitize mail: Legal documents are scanned and made available via monitored kiosks or inmate tablets. Which leaves the frontline exactly where smugglers aim it: legal mail.