If you’re just starting out with a business, or looking for tools to help you grow, there is a huge array of digital marketing tools, platforms and services available online. But if you have a small budget to work with or you aren’t sure which are the right tools for you to be investing your money into – or maybe you just want to bolster your digital marketing without spending too much – then how can you narrow your options down? To help out, we’ve put together a hefty list of 40 free digital marketing tools that can help you grow your business, in every area of marketing: from email to events, content to social media