vicki...have to say that using all of the above avenues will help a paysite to be successful...if you start off just financing your own it helps to know how to do all of the other traffic methods until you can get to the point of being able to finance an affiliate program.
Of course that is assuming starting without a huge capital investment and backup capital to keep it running for a year...if youve got the cash...go for it and make the deals necessary (that John will let you in on
I voted LL/TGP only because thats what Im comfortable with, but of course all of the other avenues feed that....I think that just concentrating on one thing will limit your profit potential.
And like GG said....you can get free sites listed easy...even if the LL owner knows you