That said, this is one it is critical to pick the right team. 

https://www.biggerpockets.com/files/category/contr...You can also use google and type in Northwest Multiple Listing Source Purchase and Sale Contract and find the one commonly used by many agents.  

I don't work and don't have a source of income.

Cheap shortcuts are not sustainable, nor will they do much to help your credibility which is absolutely critical in this business.The first thing you should do, if you haven't done so already is to build a Twitter account, Facebook and LinkedIn page.  

It helps to be familiar with vendors too, my rule, ignore small unknown sources for maintenance receipts/charges as many play games, larger reputable companies will have more standardized pricing.If you can determine vacancies from lease files, good, but still be careful for leases that can't be verified by lease receipts/deposits.

As and investor I use "Find Comps Now" very good source for ball park figures otherwise you can partner with a investor friendly realtor that has access to the MLS that can run comps for you.

I have heard on a number of occasions that mailings to these groups can be a great source for flip leads.Thanks in advance!

We're looking to make real estate investing into a real income source and are excited to learn all we can! 

@James Holland, Thank you for your sources, I will take a look at them.

As an appraiser, I am trained to always consider the source of the data.