[Arthur's handwritten sign is in neat cursive (surprisingly period typical), and intentionally distinctly legible. Trying to make the sign look as official as possible to make up for the official lack of anything else, including a partner.]
Arthur Lester PRIVATE INVESTIGATOR Originating from Arkham, Massachusetts, c. 1934
Experienced with
Missing persons; supernatural paraphernalia; otherworldly locations (Dreamlands, Dark World); elder gods and related entities; surveillance; infidelity
[Is some of this perhaps slightly hyperbolic? Absolutely. But he's taking Gerry on faith that his abilities are something they could use more of, and he's certainly not going to snub any information he might get out of people by being a little less upfront about his limitations.]
PI Open for business
PRIVATE INVESTIGATOR
Originating from Arkham, Massachusetts, c. 1934
Experienced with
Contactable by Sending Stone
[Is some of this perhaps slightly hyperbolic? Absolutely. But he's taking Gerry on faith that his abilities are something they could use more of, and he's certainly not going to snub any information he might get out of people by being a little less upfront about his limitations.]