I've always had this pattern where I'd hit lead enrichment services hard for a few days, pulling hundreds of domains to size up a market or prep for an outreach push, then nothing for over a month. The problem wasn't the cost per lead itself, but the subscription model almost every service uses, which assumes consistent usage. This means you're paying for idle capacity most of the time, effectively subsidizing other users' consistent needs. The core insight here is that subscription services are...