Ask ten small business owners about their contact form and you'll get one of two answers. Either they don't have one, just a phone number and an email address sitting in the footer, or they have one nobody uses because it asks for eight fields before it lets you say hello. Both are the same mistake with different symptoms.
A contact form has one job: make it easy for someone who already wants to talk to you to actually reach you. Not collect data for a spreadsheet you'll never open. Not qualify leads with a wall of dropdowns before they've said a word. Just get the message from their screen to your inbox with as little friction as possible.
Start with fields. Name, email, and a message box covers almost every small business. Add a phone number field if you genuinely need to call people back (a plumber probably does, a graphic designer probably doesn't). Every field past that is a reason someone closes the tab instead of finishing it. If you're tempted to add a dropdown for "how did you hear about us," ask yourself honestly whether you'll ever look at that data, or whether it's just there because it felt thorough.
Then there's what happens after someone hits submit, which matters more than the form itself. A form that dumps messages into some admin panel you check twice a month is worse than no form at all, because the customer thinks they've contacted you and you never follow up. In Cantrip, a submission lands in your inbox as an email you can reply to directly, since we set the reply-to address to whatever email the person typed in. You don't log into anything separate. You see it, you reply, done.
Spam is the other reason people avoid forms, or bolt on a CAPTCHA that makes real customers click on fire hydrants for a minute before they can send a message. We handle this differently. If a form gets submitted less than three seconds after the page loads, that's a bot, not a human reading and typing. If a message field is stuffed with links or raw HTML, same story. Both get quietly dropped before they ever hit your inbox, and the real customers never see a puzzle.
None of this is complicated. It's a page section, not a plugin, and that matters more than it sounds like it should if you've ever run WordPress: Contact Form 7 or WPForms, then a separate spam plugin because the first one didn't have one, then an update that breaks the styling, then another update to fix that. A form should be something you add once and forget about, not something you maintain.
If your current site has a form that hasn't produced a lead in months, don't assume nobody wants what you sell. Check the field count first. Then check whether the notifications go anywhere at all.