One interesting hack that topology students have shared informally: For any Willard problem asking “Prove ( X ) has property ( P )”, first try to prove the contrapositive using a from Steen & Seebach’s Counterexamples in Topology . Many Willard problems are “non-trivial” precisely because the obvious counterexample fails — and finding why it fails gives you the proof’s skeleton.
Better for first-time learners; more "hand-holding" and diagrams. willard topology solutions better
Engineers can shift from "cable management and STP tweaking" to actual network design. One hospital network with 4,000 endpoints reduced their weekend maintenance windows from 8 hours to zero, because the topology self-balances. One interesting hack that topology students have shared