record an album in a decent studio.

put album on Bandcamp.

Send review copies to all folk media: magazines, festival organisers, radio shows, internet radio shows. Plug, plug, plug.

Floorspots/busking/gigs are all very well, but you could do one every night for the rest of your life and not end up with any more than 10 people who remember your name - irrespective of how good or bad you are.