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Part of How to desk review property media suppliers in England, checking the property claim first

Property creators product comparison in England: a method

A repeatable method for property creators comparing products in England: evidence routes, controlled trials, rules, data checks and review triggers.

This article sets out a repeatable method for a property creators product comparison in England. It is for estate agency marketers, property creators and in-house teams who need to compare software, hardware or services without inventing a ranking. It covers the job definition, evidence routes, a controlled trial, the rules that apply to claims and data, and the records that make a decision defensible. It does not name a winner, and it does not treat a longer feature list as evidence of better fit.

Start with the job, not the product

A comparison fails when the job is vague. Write the job as one sentence with the output, the audience and the jurisdiction. One example: edit approved desktop video of residential property in England, add captions and disclosure, and export an archive. That sentence gives you a testable brief.

Then list must-have requirements: device compatibility, source and export codecs, caption workflow, accessibility, licence terms, support, security and total cost. Each requirement needs a pass or fail condition. A product that fails a must-have does not enter the comparison.

Keep the work proportionate to the decision. A one-off edit may need a desk review and a short trial. A recurring marketing workflow needs a fuller evidence file. The software selection gate article explains how to separate a gate decision from full procurement.

Evidence routes that do not rely on shop pages

Use evidence that can be checked. Start with the supplier's own documentation for the exact edition and platform you will use: the edition boundary, system requirements, licence terms and supported codecs. Shop pages change, and they may sell a different edition or term from the one you intend to buy.

Take DaVinci Resolve as an example. DaVinci Resolve for iPad was released as a free app on Apple's App Store in December 2022, with the option to upgrade to DaVinci Resolve Studio via a $95 in-app purchase, and Resolve supports the hybrid log–gamma (HLG) standard as well as OpenCL and Intel Quick Sync Video (DaVinci Resolve on Wikipedia). That source gives a price for the iPad upgrade and a codec fact. It does not give a desktop edition price or a full desktop edition boundary, so it is a prompt to verify the exact platform, never a substitute for the desktop documentation.

Public registers are the second route. Check the legal entity at Companies House and the data protection registration at the ICO where personal data is involved. The ICO keeps a register of data controllers who pay the data protection fee. These checks tell you who you are contracting with and whether a data protection contact exists.

Regulatory guidance is the third route. The Committee of Advertising Practice (CAP) Code is enforced by the Advertising Standards Authority (ASA). The UK GDPR and the Data Protection Act 2018 set the data protection framework. The Consumer Protection from Unfair Trading Regulations 2008 prohibit misleading commercial practices, and the Estate Agents Act 1979 applies to estate agency work. Where a comparison touches a property claim, advertising rules matter as much as feature lists.

Your own controlled trial is the fourth route. It is the only route that shows how a product behaves on your task, with your source media and your approved wording.

A controlled trial sequence

Controlled trial sequence

  1. Use synthetic or permitted media
  2. Give each option same clips
  3. Same claim sheet and captions
  4. Record edition, codec, settings, time
  5. Reject on wording or export loss

Use synthetic interiors or media with explicit permission. Give each executable option the same source clips, approved claim sheet, caption file, disclosure placement and export requirement. Record edition, version, operating system, hardware, codec, settings, operator help and elapsed task time.

Reject an option if it changes approved wording, loses source references, cannot produce the required caption and archive outputs, or prevents correction and withdrawal. Do not assess an AI-labelled feature on a live face, voice or property claim without separate rights, privacy and property approval. The risk scenarios article gives a structure for triggers, owners and retirement conditions.

Accessibility cannot be inferred from export success. GOV.UK publishes accessible-format guidance covering captions and other formats; set your own user requirement and test it. The disclosure policy article covers caption and disclosure placement for property creators.

Rules, rights and data checks

If a product uses cloud collaboration, registration, analytics or support, map the data flow before the trial. The ICO's international-transfer guidance explains the UK transfer framework, and a named privacy reviewer must apply it to the actual arrangement. Do not upload test media inadvertently.

For marketing claims, the CAP Code and the ASA set the rules. A comparative claim must be substantiated, and the Consumer Protection from Unfair Trading Regulations 2008 also apply to commercial practices. Keep the evidence for every claim you publish.

For rights, read the licence terms for the exact edition. Confirm whether the licence covers commercial property marketing, the number of users, the device and any cloud storage. Check whether the supplier can change the terms, and what happens on termination. If the product includes AI features, check the training data and output rights separately.

For accessibility, the Equality Act 2010 may apply to your service, and the Web Content Accessibility Guidelines (WCAG) are the common technical standard. Test captions, colour contrast and keyboard access on the outputs you will publish.

What to record, and when to stop

Keep a dated evidence file containing:

  • Job statement with output, audience and jurisdiction.
  • Must-have requirements with pass or fail conditions.
  • Dated supplier documentation for the exact edition and platform.
  • Companies House and ICO register checks where relevant.
  • Licence terms, including commercial use and termination.
  • Price quote with date, platform, edition and scope.
  • Controlled trial results on the same source media.
  • Data protection and international transfer review.
  • Accessibility test on published outputs.
  • Review trigger if version, edition boundary, price, privacy terms, device or cloud use changes.

Stop and reopen the work when a major version changes, the edition boundary changes, the price or licence terms change, the intended device or source format changes, or cloud use is added. The comparison methods article explains how to keep register facts and sales claims apart. If the product sits inside a wider launch, the market entry checklist covers the steps around it.

Common questions

What does a documented comparison produce?
A dated file: job statement, requirements, evidence with sources and dates, trial results, decision and review trigger. It is not a ranking.
Do I need to download every product?
No. A desk review can eliminate options that fail the must-haves. A controlled trial is needed before selection when the decision is material or recurring.
What should I check before comparing prices?
Check the exact edition, platform, term, taxes and scope. A price for an iPad upgrade is not a price for a desktop edition. Record the date and the source.
Which authorities matter in England?
The ICO for data protection, the ASA for advertising claims, Companies House for company identity, and the enforcers of consumer protection law. The exact list depends on the product and the claim.
Can I rely on a feature list?
No. A longer feature list is not evidence of better fit for your property marketing task. Test the must-haves on your own media.

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