[Yankeeman07]

to do that you will need to be ready to spend at min 5-10k a month or you are wasting time and money

You are on target with the budget, - I will say that once the lead base is operational, there are in-house methods that a company can utilize.
This is a long-term strategy - not a quick fix.

Old School System - create 1000's of landing pages that will be indexed by the search engines and numerous directories.
You may purchase premade landing pages or create them yourself in house or use a good freelancer