We were tired of paying for leads that never converted

Like a lot of founders, we kept running into the same issue: lead lists looked good on paper, but half the emails bounced and the rest had no real intent.
So we built LeadVault to do the opposite — find real demand first, verify it, then package it into something sales teams can actually use.
If you’re in GTM, what’s the worst lead-gen waste you’ve dealt with?