Any marketer and business owner should understand how Search Engine Marketing (SEM) and Search Engine Optimisation (SEO) differs, and which one to choose to better achieve your marketing objectives. Search Engine Marketing (SEM) and Search Engine Optimisation (SEO) can be a tricky concept to grasp. Both terms are often used interchangeably, which makes it… Continue reading If you have S$100, should you invest in SEM or SEO?