Within this tale,(there) lie several lessons (that) you can put to work to make money.
within 引导的不是状语从句,不过是一个介词短语作状语.主语是several lessons,被倒装了,才放到后面,但主谓一致,所以谓语得用复数.
翻译：在这个故事中,讲述了一些你可以总结到工作中以便赚钱的经验教训.