Small businesses often begin with the tools that are easiest to reach. A social media account, a WhatsApp number and recommendations from existing customers may be enough to start building a client base.
This can work well. It can also leave important information scattered across several places.
A website gives a business one reliable place to explain what it does, who it helps and how someone can take the next step. It does not have to be large. A clear, well-considered page may be more useful than a complicated website that is difficult to maintain.
Underneath the question of whether to have a website are three more practical ones, which are rarely asked in those terms.