1. Mainly, LT101-104 is structured around tasks: study a passage, study a topic, and write a research paper. LT161 is more like a software manual; look up the tool, see how to use it. The training in LT101-104 overlaps with many of the same tools, but provides different examples that might give you new insight into how they can be used. It also covers new tools in Logos 7, such as Sermon Editor and Grammatical Analysis.