When inspection reveals any major issue- plumbing, electrical, roof etc we evaluate whether it is worth proceeding and typically what helps in that decision process is getting a quote from a professional (or two) that would do the work.

Therefore, they'll reveal more, be more earnest, and won't try to make courses and video chats their main stream of income.Asset protection and real estate lawyers.

The permits should be able to reveal all of that information. 

The Survey also reveals a growing disparity in consumer sentiment among income groups, showing how the halting recovery from the pandemic-induced recession is playing out differently depending on income levels.

We actually found a 2-family and got an offer accepted but then the inspection revealed it was a true money pit, or at least too much for our first property. 

Or will the bank statements reveal other issues?

First of all the inspection never reveals hidden flaws in an occupied house.

The property is a duplex for $290k and the owner revealed that the rear 1bdrm as an illegal unit, so it's being classified as a 3bd/2bath single family.

A good inspection should reveal most issues, but the ones hidden in the walls will still surprise you.If you are planning a major remodel, this may be a good opportunity for you as you can "make duplexes great again". 

The last three properties I have purchased were all done initially based on pictures with an inspection/walkthrough. 2 of the 3 properties that I purchased, I negotiated again after the inspection revealed some issues.