I just looked at pigeonly pricing and unlimited postcards is $3 a month. At $0.50 per postcard that ends up being way cheaper if you send more than 6 a month.

I just looked at pigeonly pricing and unlimited postcards is $3 a month. At $0.50 per postcard that ends up being way cheaper if you send more than 6 a month. That's outside of the actual reason prisons are banning postcards, which is the prevalence of lacing postcards with drugs, which is a safety risk.