If you are an Infusionsoft user that does one on one sales of products or services, you should check out this article on the Infusionsoft Knowledgebase.

https://learn.infusionsoft.com/sales/sales-process/data-driven-lead-scoring

Written by our founder, Justin Handley, it gives a complete outline of how to come up with a lead scoring strategy, how to calculate your points system, and how to apply that in real time to close more sales.