Attach the float to the line by threading the main line through the eye at the bottom of the float and then thread a piece of silicone tubing onto the line and push it up and onto the bottom of the float (See diagram below)
Using Shock Leaders Shock leaders are a good idea when trolling for wahoo with braided line
REC "AUS" Black Aluminum Reel Seats, Same dimensions and features as the REC NSUS except in machined, anodized aluminum instead of nickel silver. Features a finely knurled nut, slide band and a fixed hood. Recommended for #3 - 7 weight fly rods. Diameter: 0.72", length, 3.6". .375 bore with an optional .421 bore. Choose impregnated rosewood or impregnated chestnut colors or natural cocobolo, birdseye maple or buckeye burl wood inserts. Please specify wood insert and insert bore
To read a flasher, imagine it as a clock where 12:01 is the surface, and 11:59 is the bottom of the water column
His usual setup is to run at 100 to 120 feet in either direction, which gives him 200 feet of range, providing enough detail to find brush piles and other high-percentage targets