Search Engine Optimisation (SEO), Website Cookies & Pay Per Click (AQA A Level Business): Revision Note

Syllabus Edition

First teaching 2026

First exams 2028

Exam code: 7132

Lisa Eades

Written by: Lisa Eades

Reviewed by: Bridgette Barrett

Updated on

Search engine optimisation (SEO)

  • Search engine optimisation (SEO) is the process of improving a website's visibility in organic (non-paid) search engine results, such as Google, so that it appears higher when users search for relevant keywords or phrases

  • When a user searches for a term related to a business's product or service, appearing near the top of the results - without paying for an advert - is the goal of SEO

Key elements of SEO

Element

Explanation

Keywords

  • The words and phrases users type into search engines

  • Businesses must identify and incorporate these into their website content

On-page SEO

  • Optimising the content, headings, page titles and structure of each web page to make it as relevant as possible to target search terms

Off-page SEO

  • Building backlinks (links from other reputable websites pointing to the business's site)

  • These signal to search engines that the site is trustworthy and authoritative

Technical SEO

  • Ensuring the website loads quickly, works well on mobile devices, is secure and is structured in a way that search engines can read easily

Local SEO

  • Optimising for location-based searches (e.g., "florist in Ipswich")

  • This is particularly important for businesses serving a specific geographic area

The value of SEO

Generates cost-effective, sustainable traffic

  • Unlike paid advertising, organic search rankings do not require a payment every time a user clicks

  • Once strong rankings are established, they can deliver ongoing traffic at no extra cost

Reaches high-intent customers

  • Users who search for a specific term are actively looking for information, products or services related to that term

  • This makes them more likely to convert than audiences reached through untargeted advertising

Builds credibility and trust

  • Users generally trust organic search results more than paid adverts

  • Appearing at the top of results signals to potential customers that the business is reputable and relevant

Provides long-term competitive advantage

  • Strong SEO rankings are difficult for competitors to copy quickly

Gets better over time

  • As a website builds authority and content, its SEO performance tends to improve progressively

Digital technology and AI in SEO

Diagram of “Digital technology and AI in SEO” with arrows to six areas: AI search algorithms, SEO analytics tools, AI content help, voice search, predictive keywords, and technical SEO automation

AI-powered search algorithms

  • Google uses AI systems to understand the intent behind a search query, not just the individual keywords used

  • This means businesses must create genuinely useful, well-written content rather than simply repeating keywords

  • AI rewards quality and relevance above all else

SEO analytics tools

  • Platforms such as Google Search Console and Ahrefs use AI to analyse keyword performance, identify content gaps, monitor competitor rankings and suggest specific improvements to boost search visibility

AI content assistance

  • AI tools can help businesses generate SEO-optimised content, suggesting the most effective headings, keywords and structure to improve rankings

Voice search optimisation

  • AI-powered voice assistants (such as Siri, Alexa and Google Assistant) have changed search behaviour

  • Businesses need to optimise content for more conversational, natural language queries rather than short keyword phrases

Predictive keyword analysis

  • AI can identify which search terms are likely to grow in popularity before they peak

  • This allows businesses to create content in advance of emerging trends

Technical SEO automation

  • AI tools can automatically scan websites for technical problems (broken links, slow-loading pages, duplicate content) that damage search rankings

Examiner Tips and Tricks

SEO is a long-term strategy - results typically take months to materialise. In evaluation questions, consider whether a business has the time and resources to invest in SEO, or whether it needs the immediate visibility that paid advertising can provide. The two strategies are often most effective when used together

Website cookies

  • Website cookies are small text files stored on a user's device when they visit a website

    • They record information about the visit - such as pages viewed, items added to a basket, and whether the user has visited before

    • They use this data to improve the user experience and deliver more targeted marketing

Types of cookies

Session cookies

Persistent cookies

  • Temporary

  • Deleted when the browser is closed

  • Maintain continuity during a single visit (e.g., keeping items in a basket)

  • Remain after the browser is closed

  • Remember preferences and login details for future visits

First-party cookies

Third-party cookies

  • Set by the website being visited

  • Set by external advertisers to track users across multiple websites

The value of website cookies

Personalisation

  • Cookies remember preferences and browsing history

  • This makes the experience more relevant and convenient for returning visitors

Retargeting

  • Cookies identify users who visited the site without purchasing and allow the business to show targeted adverts to those users elsewhere online

  • This keeps the brand in front of consumers who have shown some interest

Website analytics

  • Cookies reveal how users navigate the site, where they drop off and how long they spend on different pages

  • This helps businesses improve the customer journey and increase conversion rates

E-commerce functionality

  • Session cookies enable users to add items to a basket and complete a purchase smoothly

Digital technology and AI in website cookies

AI-powered personalisation

  • AI analyses cookie data to deliver highly personalised experiences, including product recommendations based on browsing and purchase history

  • E.g."customers who viewed this also bought..."

Retargeting algorithms

  • AI identifies which users are most likely to convert if shown a retargeted advert

  • It can then determine when and where those adverts appear

  • Digital platforms automate cookie consent processes, helping businesses comply with UK GDPR law

  • This requires explicit user consent before non-essential cookies are placed

The responsible use of cookies

  • Growing concern about data privacy means businesses must use cookies responsibly

  • For example, third-party cookies are being phased out by some browsers

Examiner Tips and Tricks

Cookies deliver significant commercial value but raise genuine ethical questions about consumer privacy. In evaluation questions, weigh the marketing benefits against the reputational and legal risks of collecting and using customer data without clear consent

Pay per click

  • Pay per click (PPC) is a form of paid digital advertising in which a business pays a fee each time a user clicks on one of its adverts

  • The most common form is search engine advertising (such as Google Ads), where businesses bid on keywords so their advert appears at the top of search results when users search for relevant terms

Key terms

Keyword bidding

Quality score

  • Businesses compete to appear when specific search terms are used

  • The bid amount and advert quality determine the position

  • Search engines assess the relevance of the advert and its landing page

  • A higher score achieves a better position at a lower cost

Cost per click (CPC)

Conversion rate

  • The amount paid each time a user clicks

  • The percentage of users who click and go on to complete a purchase or sign up

The value of pay per click

Immediate visibility

  • Unlike SEO, PPC places the business at the top of search results from the moment a campaign launches

  • This makes it ideal for product launches or time-sensitive promotions

Highly targeted

  • Adverts can be directed at specific keywords, locations, devices, times of day and audience demographics

Pay only for engagement

  • The business only pays when a user clicks

  • This makes it more efficient than traditional advertising, where a cost is incurred regardless of response

Fully measurable

  • Every click, conversion and pound spent is tracked precisely, making the return on investment easy to calculate

Flexible

  • Budgets can be increased, reduced or paused in real time based on performance

Digital technology and AI in pay per click

Dynamic adverts

  • AI automatically tailors advert contents and selects the most relevant landing page based on what the user searched for

Click fraud detection

  • AI identifies and filters invalid clicks (e.g. from bots or competitors), protecting the advertising spend

Case Study

Pebble Pet Supplies

Pebble Pet Supplies logo with colourful letters, a paw in the P, and smiling cartoon dog and cat faces above playful decorative lines

Pebble Pet Supplies is an online-only retailer of pet food, accessories, and grooming products. Competing against large national pet chains that also sell online, Pebble must use its digital marketing budget carefully to attract and retain customers.

SEO is central to its long-term strategy. The business publishes detailed guides, including 'The Best Food for Senior Dogs' and 'How to Groom a Golden Retriever at Home', optimised to rank highly in Google searches. These articles attract pet owners who are actively researching purchases, generating organic traffic at no cost per click and positioning Pebble as a trusted, knowledgeable brand.

For high-competition searches such as "buy dog food online," organic rankings are harder to achieve, so Pebble runs pay-per-click campaigns to appear immediately above organic results and capture those customers who are ready to buy now.

Cookies enable Pebble to retarget visitors who browsed specific products, such as a particular brand of cat food, but left without purchasing. AI analyses each visitor's browsing history to serve them personalised adverts and adjust the homepage to show products relevant to their pet type, significantly improving conversion rates among returning visitors

Examiner Tips and Tricks

PPC delivers immediate traffic but requires continuous spend - when the budget stops, so does the traffic. SEO takes longer but delivers sustainable, free traffic once established. The two strategies work best together: PPC for immediate results, SEO for long-term growth

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Lisa Eades

Author: Lisa Eades

Expertise: Curriculum Expert

Lisa has taught A Level, GCSE, BTEC and IBDP Business for over 20 years and is a senior Examiner for Edexcel. Lisa has been a successful Head of Department in Kent and has offered private Business tuition to students across the UK. Lisa loves to create imaginative and accessible resources which engage learners and build their passion for the subject.

Bridgette Barrett

Reviewer: Bridgette Barrett

Expertise: Development Editor

After graduating with a degree in Geography, Bridgette completed a PGCE over 30 years ago. She later gained an MA Learning, Technology and Education from the University of Nottingham focussing on online learning. At a time when the study of geography has never been more important, Bridgette is passionate about creating content which supports students in achieving their potential in geography and builds their confidence.