What do experienced users find makes them most effective? 1. Do the anti-blowout baffles available make a significant difference? 2. What is your preferred blade setup for leaves? solid foil, gator, exmark mulching blades, notched high lift, or a mix? 3. Tips for avoiding clogs? 4. Other tips for creating a vaccum cleaner with this tool? 5. Anyone make a mulching pass first, then vac up leaves to reduce volume?