This street seems to be oneway (2 lanes) northwards, according to Bing imagery.

Any pedestrian crossing somewhere around here?

small substation, tbd

"No longer here"
The place has gone or never existed. A user of Organic Maps application has reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2023-08-14T02:00:17Z
POI name: Haymarket Station
POI types: public_transport-platform highway-bus_stop amenity-bench amenity-shelter
#organicmaps android

Think the former Mexican takeaway about here has been demolished

Is there an 'official' stance on how segregated cycleways should be marked when adjacent to the carriageway?

I've added it to the Leith Walk tags for now but the Foot of the Walk junction will be awkward as it transitions from bidirectional to unidirectional.

"Add details based on physical sign: steallhut.co, booking at ewan.kay@gmail.com"
OSM snapshot date: 2023-09-20T00:34:57Z
POI name: Steall Hut
POI types: building
#organicmaps ios

Hatrack Building. 144 St Vincent St, Glasgow G2 5LQ

Accountant Glasgow

148 St Vincent Street Glasgow G2 5JF United Kingdom
01418894516
https://www.accountant-glasgow.co.uk/

Overview.
Founded in 1995, Accountant Glasgow has established itself as a leading financial services firm in the heart of Glasgow, Scotland. We take immense pride in offering a comprehensive range of accounting, tax planning, and also financial advisory services, tailored specifically for both individual clients and also businesses across various sectors.

Our Ethos.
Our ethos is grounded in reliability, integrity, and a commitment to delivering exceptional service. Our clients are not just numbers on a spreadsheet; they are valued partners, as well as we endeavour to aid them in navigating the complexities of the financial landscape with utmost precision and also insight.

Services.
At Accountant Glasgow, we offer a wide array of services to suit the diverse needs of our clientele:

Tax Preparation and Planning: Expert advice on reducing tax liabilities and also maximising reimbursements.
Business Accounting: From SMEs to large corporations, we provide bespoke accounting services that include bookkeeping, pay-roll, and financial analysis.
Financial Auditing: Ensuring compliance with legal obligations and also identifying potential areas for financial improvement.
Consultancy Services: Our team of consultants offer strategic advice to help businesses grow sustainably.
Group.
Our highly-qualified team comprises Chartered Accountants, tax advisors, and also financial consultants, each bringing a wealth of experience and specialisation in their respective areas. They are devoted to constant professional development, staying abreast of the latest industry trends and legal modifications.

Building currently being refurbished - to become home of new Scottish Museum of Fire