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Insights, ideas and practical advice on search, paid media, ecommerce and the wider world of marketing.

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Why your marketing stopped working in 2026, and what actually fixes it Marketing · 6 min read

Why your marketing stopped working in 2026 (and what actually fixes it)

28 Jan 2026
Liverpool Marketing Agency Marketing · 5 min read

Why Liverpool Has Become One of the UK’s Smartest Cities for Digital Marketing

26 Jan 2026
GEO PAID SOCIAL MEDIA ADVERTISING CASTLE AGENCY GEO · 4 min read

Why paid ads and GEO now work as one system, not two strategies

18 Jan 2026
Paid social media Social · 8 min read

How paid social media advertising works in 2026

6 Jan 2026
Marketing agency Liverpool Marketing · 9 min read

Why the fragmented agency model is quietly breaking down in 2026

2 Jan 2026
SEO PPC Agency. Marketing · 3 min read

January strategy: what brands should actually focus on when the noise dies down

28 Dec 2025
Smartphone showing a beard care brand's Facebook shop page beside grooming products Social · 5 min read

Paid social media in 2026: what actually works now

24 Dec 2025
Shopper holding a bank card while making an online purchase on a laptop Marketing · 4 min read

Ecommerce is Changing Fast, and 2024 Proved It

8 Dec 2025
Two marketers discussing work across laptops in a black-and-white office meeting Marketing · 4 min read

What to Expect in Early 2026: The Marketing Shifts Already Taking Shape

21 Nov 2025
3D render of a digital brain made of connected nodes, representing AI in marketing Marketing · 4 min read

The Future of AI in Digital Marketing: What It Means for Brands in 2026

18 Nov 2025
Digital Marketing Agency Castle Liverpool. Marketing · 6 min read

How data-led decision making transforms your marketing ROI

6 Nov 2025
SEO PPC Agency. PPC · 6 min read

The ROI of eCommerce SEO and paid advertising working together

31 Oct 2025
Digital Marketing Agency Manchester Castle. Marketing · 5 min read

Why your brand needs a full digital marketing partner in 2025

28 Oct 2025
digital marketing agency liverpool castle social media Social · 5 min read

Paid social vs organic: why the smart money is on performance marketing

23 Oct 2025
Castle Shopify Agency Web · 6 min read

The future of eCommerce marketing in 2025 and beyond

23 Oct 2025
The 10 biggest digital marketing mistakes businesses make in 2025 Marketing · 4 min read

The 10 biggest digital marketing mistakes businesses make in 2025 (and how to avoid them)

21 Oct 2025
Digital Marketing Agency Liverpool Marketing · 11 min read

Full-service vs specialist agency: which gets better results?

1 Oct 2025
An image of a keyboard with a red key that says 'Pay Per Click' in white writing. Attached to the key is a red and white megaphone. Featured · 14 min read

PPC for ecommerce: the ultimate guide

17 Sep 2024
Graphic of a mobile phone on a green background with pop out ad posts hovering over and around it and a megaphone in front of it. Marketing · 14 min read

Are Facebook ads worth it for my business?

20 Aug 2024
Person in a red jumper using a stylus on a tablet beside a laptop, with digital advertising graphics above Marketing · 12 min read

5 reasons you need a Google Ads agency to run Google Ads for your business

30 Jul 2024
An AI-generated image of 6 red flags lined up on a laptop warning someone of danger - a concept image photo Marketing · 15 min read

11 red flags to look out for when hiring a marketing agency

29 May 2024
Adobe AI Firefly Image of 3 robots fighting each other in a boxing ring, vibrant color Marketing · 26 min read

Battle of the bots: Which AI-powered chatbot is the most effective tool for digital marketers?

24 May 2023
Swan Alexa smart kettle with digital display beside an Amazon Echo Dot on a kitchen worktop Featured · 2 min read

Castle International help Swan to launch the world’s first Alexa kettle

21 Mar 2023
Pop-art illustration of a worried robot surrounded by question marks Featured · 17 min read

ChatGPT is making your job obsolete – or is it?

10 Feb 2023
Glowing digital Mona Lisa with a cursor, representing NFT artwork Featured · 25 min read

Everything you need to know about NFTs

20 Jan 2023
Vaporwave scene of a virtual world with palm trees, pools and a pink sky Featured · 48 min read

Marketing in the metaverse: A comprehensive guide

15 Nov 2022
World map formed from ice floating in a deep blue ocean Featured · 20 min read

The next generation of globalisation: can we protect profit and the planet?

31 Oct 2022
Digital art of a lone figure in a deserted futuristic city Featured · 30 min read

Automating creativity: Will AI replace artists?

20 Oct 2022
Tired school pupils resting their heads on classroom desks Featured · 5 min read

Protecting young people’s mental health in the pandemic and beyond

10 Oct 2022
Illustration of a computer screen surrounded by accessibility icons for sight, hearing, speech and cognition Featured · 17 min read

Closing the digital divide: How marketers can drive inclusion

5 Sep 2022
Image of Google building with rainbow Google sign Featured · 18 min read

Socially Responsible Marketing: Catalyst for Change or Capitalist Con?

12 Aug 2022
Flight centre tourism operator shop front Affiliate · 5 min read

Castle partners with Flight Centre to maximise revenue through affiliate marketing

27 Jun 2022
TikTok app icon on a smartphone home screen next to Instagram Featured · 9 min read

TikTok 101 – How marketers can harness the power of TikTok

8 Jun 2022
Influencer filmed on a smartphone gimbal surrounded by floating like and love reactions Featured · 20 min read

Influencers are spearheading the mental health revolution

13 May 2022
Twitter logo on a smartphone with Elon Musk pictured on a screen behind News · 3 min read

Elon Musk is buying Twitter – so what happens next?

28 Apr 2022
Climate protest placard reading 'The climate is changing, so should we, #ActNow' Featured · 12 min read

Can digital marketing confront its carbon footprint?

22 Apr 2022

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