Looks like Hanover Pike (MD 30) is 50 mph here rather than 40 mph, but not sure for how long it is that high

to find traffic sign codes around here

Unable to answer "Are credit or debit cards accepted here?" for node/7468647575 via StreetComplete 43.2:

Credit cards conditional; only for purchases over $10

Unable to answer "Are credit or debit cards accepted here?" for node/1764385831 via StreetComplete 43.2:

Tagged as off license alcohol shop - they have a "grandfathered in" license so it is not off license despite normally being prohibited for grocery stores

Flashing lights = yes solar panel pedestrian warning sign. Was not flashing at time of photo

via StreetComplete 43.2

Attached photo(s):
https://westnordost.de/p/97725.jpg

MTA GTFS data has a "4429 Clifton" Eastbound stop listed on the 38 route but I can't imagine why there would be a stop here. Need to survey this, there's no good recent imagery to determine it (imagery prior to 2021 is too old, 38 route was closed in 2020 and reinstated later)

Unique block number destination sign - to figure out how to tag

Notable road cuts (geologic outcrops, likely Baltimore Mafic Complex) flank this stretch of highway just east of Hilton where it meets the woods+river

via StreetComplete 42.0

New construction area; multi-family building outlines to be terraced. Survey would be good idea

new traffic pattern Stafford street, to survey