Real quick, here’s the structure he outlines for 2 Thessalonians

Epistolary Prescript 1:1-2
Exordium 1:3-10
Propositio 1:11-12
Refutatio 2:1-12
Prayer Matters 2:13-3:5
Thanksgiving 2:13-15
Transitus 2:16-16
Final Request 3:1-5
Working Hypothesis 3:6-12
Peroratio 3:13-15
Episotolary Close 3:16-18