While thinking about who I am, and who my customers might be, I ended up with a pile of definitions.

Itinerant
-Traveling from place to place
Nomad
-A member of a people who have no fixed residence but move from place to place usually seasonally and within a well-defined territory
-An individual who roams around aimlessly
Vagabond
-Leading an unsettled, irresponsible, or disreputable life
Roving
-Not restricted as to location or area of concern
-Capable of being shifted from place to place
-Inclined to ramble or stray
Stray
-To wander from company, restraint, or proper limits
Gad
-To be on the go without specific aim or purpose —Usually used with about.
Pilgrim
-One who journeys in foreign lands or travels to a place as a devotee
Peregrination
-(vi) To travel, especially by foot
-(n) a trip on foot
Saunterer
-To walk about in an idle or leisurely manner.