Keyword research means finding the words people type when searching online. For PPC, this step helps ads show to the right people. It starts by listing basic words related to the product or service. Tools can then show search volume and cost per click. Long phrases often work better because they attract people with clear intent. Removing irrelevant keywords is also important to avoid wasted clicks. Good keyword research saves money and improves results. How much time do you think beginners should spend on keyword research before running ads?