The standard approach: put a 10-field form in front of every lead and filter out the ones who don't complete it. The assumption is that if someone fills out a long form, they're serious. The reality is that you're filtering out plenty of serious people who just don't want to fill out a long form.
Forms shift the work to the prospect. They're asked to self-qualify before you've given them any reason to trust you. Some people do it. Many don't. The ones who bounce may have been your best leads.
The other problem is that forms collect data at a single point in time, without context. A prospect checking a box saying "budget: $10k-$50k" tells you less than a prospect explaining in their own words that they're replacing an existing tool that's costing them $30k a year.
The alternative is a qualification conversation. Not a live chat widget, not a support bot — a purposeful two-way exchange that asks questions in sequence, adapts based on answers, and gathers the same information a good form would collect, but in a way that feels like talking rather than form-filling.
The friction is dramatically lower. People will answer three questions in a chat who won't complete three fields in a form, because the chat feels interactive and the form feels like paperwork.
The first message should not be a question. Acknowledge the lead's interest, confirm what they enquired about, and then ask the single most important qualification question. One question. Not three.
Once they answer, ask the second. Build the conversation in layers. By the time you've had five exchanges, you know their company size, their current setup, their timeline, and their decision-making authority — without it ever feeling like an interrogation.
Event registration, specific data collection, legal consent. Forms are fine for tasks where the person is already committed to completing something. They're a poor experience at the top of the funnel, before the prospect has any reason to do work for you.