In the order they were discovered
Overtaking Tows on the ICW
Talk with Tows on VHF, Request Premission to pass, Confirm side
and when.
Working with Draw Bridges.
Schedule of Operations, Estimating Time of Arrival, Right VHF Frequency
How to maintain position in wind/current. Estimating Clearance
from Tide
Guages,
Know your current Height. Cruising Guides most Helpful
Working through Locks
Contacting the lock, Placement of Fenders, Placement of Lines
Waiting Accomodations, Entering the Lock, Securing the boat in the
lock.
Leaving without hitting the wall. Again Cruising
Guides most Helpful.
Finding Repairs and Local Merchants
Marina's are a good source for recommendations on all sorts of local
needs.
Advice on Local Conditions
Tow Boat US and SeaTow are generally up to date on waterway conditions.