It's no different than anything else that people try to DIY: it can be done but beginner's mistakes will be made, the end product usually isn't as good as a professional would have done, and it usually takes longer and costs more. 

They are very up front about the whole process and all the details.Before I go on, I want to make it clear that I am a small time entrepreneur and am in no way affiliated with the Capital Syndicate, Awesome REI or anyone else associated with this course.I bought the Capital Syndicate course because I wanted to see if I could apply it to a specific niche market.I bought all the add ons because I wanted to make sure I gave it every shot to work properly and because they offered a 30 day money back guarantee. 

If I weren’t selling an SEO product, it might have been perfectly acceptable to share these golden nuggets freely.

Conventional mortgage product? 

If things get tricky, consulting a local attorney experienced in landlord-tenant issues can help you handle the situation properly.

I sent him a list of my questions ahead of time which really seemed productive to me.

@Dennis KnappJ Scotts book on estimating rehab costs is a great start. https://store.biggerpockets.com/products/the-book-on-estimat...Here is a "general" rule of thumb for my market in Jacksonville, FL.

The guru your son is learning this technique from is likely not telling your son that the deal will almost certainly encourage your son to get an "off-market" deal from a "wholesaler" who is unlikely to properly disclose the details of the property or encourage an inspection. 

Other CPAs and firms have quoted me 5k-10k+ but are no where near as responsive and personable as my current CPA and accountant.You are going about this properly.  

that we’ve learned in our 24 years, managing almost 700 doors across the Metro Detroit area, including almost 100 S8 leases:Class A Properties:Cashflow vs Appreciation: Typically, 3-5 years for positive cashflow, but you get highest relative rent & value appreciation.Vacancy Est: Historically 10%, 5% the more recent norm.Tenant Pool: Majority will have FICO scores of 680+ (roughly 5% probability of default), zero evictions in last 7 years.Class B Properties:Cashflow vs Appreciation: Typically, decent amount of relative rent & value appreciation.Vacancy Est: Historically 10%, 5% should be applied only if proper research done to support.Tenant Pool: Majority will have FICO scores of 620-680 (around 10% probability of default), some blemishes, but should have no evictions in last 5 yearsClass C Properties:Cashflow vs Appreciation: Typically, high cashflow and at the lower end of relative rent & value appreciation.