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Guides for UK trades
Practical, no-fluff guides on invoicing, compliance and running the work — from the team building Worksum.
5 August 2026 · 6 min read
Choosing job management software as an electrician: a buyer’s checklist
A practical checklist for electricians comparing job-management software — the features that actually save time on site and in the office, and the traps to avoid.
Read →1 August 2026 · 4 min read
The Landlord Gas Safety Record (CP12): what it must show
What a Landlord Gas Safety Record (often called a CP12) has to include, who can issue one, and how gas engineers keep annual checks on schedule.
Read →29 July 2026 · 4 min read
Emergency lighting testing: the monthly and annual checks (BS 5266)
What emergency lighting testing involves under BS 5266-1 — the monthly function test, the annual full-duration test, and how to keep the records straight.
Read →22 July 2026 · 5 min read
Fire alarm categories explained: BS 5839-1 (L1–L5, P1–P2, M)
A plain-English guide to BS 5839-1 fire alarm system categories — what L1 to L5, P1 to P2 and M mean, and which one a building needs.
Read →15 July 2026 · 5 min read
CIS deductions on invoices: a subcontractor’s guide
How the Construction Industry Scheme (CIS) deduction works on a subcontractor’s invoice, what rate applies, and how job-management software calculates it for you.
Read →8 July 2026 · 4 min read
What goes into an EICR — and how to issue one faster
What an Electrical Installation Condition Report (EICR) covers, the classification codes, and how issuing EICRs straight from the job saves electricians hours of paperwork.
Read →1 July 2026 · 5 min read
The VAT domestic reverse charge for construction, explained
A plain-English guide to the VAT domestic reverse charge for UK construction — who it applies to, what your invoices must say, and how job-management software gets it right automatically.
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