Anthony, you need to put a 20-30' pc of mono. or fluorocarbon on the end of the core, then a good quality ball bearing swivel.
This video shows ho to tie a willis knot (I just use an Albright knot)
Mike, welcome to the site. You may want to add what you are looking for as in fish, and what time of the year. What area will you be coming from? You can find plenty of help here.