- 1xx - Don't Refresh Yet - 2xx - You Don't Need Refresh - 3xx - We're dealing with Refresh for you - 4xx - Don't Bother Refreshing - 5xx - Refresh, You Mig

- 1xx - Don't Refresh Yet - 2xx - You Don't Need Refresh - 3xx - We're dealing with Refresh for you - 4xx - Don't Bother Refreshing - 5xx - Refresh, You Might Get Lucky