If you're getting serious about carrying more stuff on your bike, you'll want to look into racks.
Planet Bike Eco Rack
Topeak Explorer Rear Disc Rack MTX 2.0
Surly TV Tray Rack Platform Black
surly 24 pack front rack
surly 8 pack front rack
Nitize Gearpro Tie Down Gear Strap 24inx27mm Black
Nitize Gearpro Tie Down Gear Strap 18inx23mm Orange
Nitize Gearpro Tie Down Gear Strap 12inx23mm Orange
Delta elasto net cargo net
