Getting leads from a website is a blend of forethought and a little bit of visitor psychology. You have to see your own site through your visitor's eyes and hand them a way to reach out that asks for the bare minimum commitment.
This is exactly why the newsletter signup is one of the most overused acquisition methods on the web. It has been leaned on so hard for so long that it barely converts anymore. Let me walk through an approach that is not worn out, using nothing more than a standard contact form, an email autoresponder, and some clever writing.
A simple form with an email autoresponder
Use a straightforward form that asks the visitor for only their name and email address. The moment it is submitted, fire off a customized, personal auto-reply that asks for a little more detail about what they need and invites them to book a consultation, a call back, or a follow-up. You have turned one low-effort action into a real conversation.
Where the form goes
Put the form where the visitor is already leaning in. Keep it accessible and present it inside the actionable parts of your site, the spots where someone has just read enough to be interested. A hassle-free outlet at the right moment lets people reach out before they talk themselves out of it.
It engages the visitor without asking for much, and in my experience it has been consistently effective for service-based businesses.
Developer's advice
Go cut one field from your contact form today. Every field you remove measurably lifts submissions. Name and email is plenty to start the conversation; ask for the rest in your reply.