Tug’s Took mine last December at Chesapeake Maritime Training in Hayes Va. ( just north of Yorktown ) , $ 100 flat fee. down load a PDF copy of Pub 102 , study meanings of international flags. like; Yankee = dragging anchor ect.
There is a thing on youtube for flashing light , I think it is 12 words a min . Not able to access it at the present time. Will try and find it later. Assessment is not that bad with CMTI . Email me for further info if you want.