Read this short letter through once. Mark every reference to the author in one color and every reference to the recipients in another paper. When you finish, list on a paper what your learn about each.
Read the book again, marking each of the key words: truth, good, evil.
Other names are mentioned. Note who they are and what is said about each person. See what your learn as you observe the contrast between these people.
Make a list of (or mark distinctively) the instructions and warnings John gives in this epistle.
Complete Structure of 3 John.
Hospitality - should be show to faithful ministres of the Word (vv. 9, 10; Gen 14:18; 18:3-8; Ex 2:20; 1 Sam 9:22; 2 Kin 6:22, 23; Job 31:32; Is 58:7; Luke 14:13, 14; Rom 12:13, 20; 1 Tim 3:2; 5:10; Titus 1:8; Heb 13:2; 1 Pet 4:9).