The "Dukkha Method 1" practice related to the practice described in the book Seeing That Frees: Meditations on Emptiness and Dependent Arising".
The first 12 minutes are a description of the two practices, the guided meditation starts after that.
A guided meditation bringing and awareness of death to present experience, see what comes from this perspective, followed by a reflection on the uncertainty of the time of death and our priorities.
A short section on metta practice at the beginning, followed by an overview of the perceptions of anicca, dukkha and anatta. Then a focus on one particular anicca practice