You may create contact forms for visitors to fill in.
Create new contact form at “Admin Panel -> Contact -> Add New”, click “save” after properly set the form. There will be a short code similar to ” [contact-form-7 404 "Not Found"] ” at top of the screen, paste it on your contact page.
When a visitor submit the form, system will send the content as an email to the “To” address under “Mail” in the form setting options.
Manage previously built forms at “Admin Panel -> Contact -> Contact Forms”.