The Landmine version of the single leg deadlift lends some added stability and balance for the novice.
Segmental Cat Cow is similar to an unweighted or scaled Jefferson Curl.
Progressive Eccentric Loading of the Gastroc
I often prescribe the Brugger Relief Position for posture correction in the initial visits in my clinic.
For Posture Correction, perform hourly at high tension for up to 10 seconds per session.