Product-led growth (PLG) focuses on optimizing the user signup process to enhance conversion rates, as highlighted by Guillaume "G" Cabane and Martin "Gonto" Gontovnikas of HyperGrowth Partners. They offer a detailed approach to improving signup forms by ensuring consistent call-to-action (CTA) wording across a page, minimizing unnecessary clicks, and leveraging tools like Google One Tap for seamless signups. Key elements include placing social proof, customer logos, and integration information above the fold to capture user interest immediately, and ensuring all form fields are essential and actionable within five minutes to reduce friction. The emphasis on placing vital information high on the page and maintaining a consistent CTA presence aims to streamline the user experience, ultimately increasing conversion rates and reducing drop-offs. These strategies are thoroughly explained in a 50-minute on-demand video featuring real-life examples of PLG landing and signup pages.