Author Archives: Sophie

Featured

The complete guide to ChatGPT ads (2026)

Every so often, a new advertising platform arrives that genuinely changes the game. Google did it in 2000. Facebook did it in 2007. TikTok did it in 2020. In 2026, it’s ChatGPT’s turn. Since OpenAI began testing ads in February 2026, ChatGPT has moved from a subscription-and-free-tier…

Featured

PPC for ecommerce: the ultimate guide

Pay-per-click PPC advertising can be very beneficial for promoting eCommerce stores. It has proven results for maximising leads and increasing revenue. Ideal for targeting high-intent customers, PPC is perfect for the data-driven nature of eCommerce. If you own an eCommerce store and have considered running PPC for eCommerce ads but…

Featured

Are Facebook ads worth it for my business?

In this article, we answer the question 'Are Facebook Ads worth it for my business?'.

Featured

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

Hiring a Google Ads Agency to manage the Google Ads for your business can be a game-changer. Read just 5 reasons why you need a Google Ads Agency to run your PPC ads.

Featured

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

Don’t get stung by bad agencies, here are some red flags to look out for to help you avoid making a decision you’ll seriously regret.

Featured

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

Our digital marketing experts test out the three major AI-powered chatbots - ChatGPT, Bing and Bard - to see which is worth using right now.

Featured

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

Castle International have helped our long-standing client Swan to successfully launch the world’s first Alexa kettle. Swan are one of the UK’s best-loved and most innovative homewares brand, with a long history of releasing revolutionary appliances – including the very first electric kettle all the way back in 1933. The…

Featured

ChatGPT is making your job obsolete – or is it?

By this point, you’ll probably have heard quite a lot about ChatGPT. Since its launch in November last year, OpenAI’s new AI chatbot has been the focus of breathless news coverage and wild social media speculation about how it’s going to change, well, everything. ChatGPT, you see, isn’t just…

Featured

Everything you need to know about NFTs

Two years ago, the digital artist Beeple sold a piece of his work for an eye-watering $69 million. Despite the hefty price tag, the new owner won’t be able to proudly display his purchase above the mantlepiece — or anywhere in the physical realm, for that…