Someone suggested Doorknocking as a marketing technique for me. 

After foreclosures dried up, I have had to shift my business focus and marketing techniques until the next wave of foreclosures happens.

otherwise you're just a turd sandwich with an opinion that most likely, is loaded with logical fallacies and cognitive biases. 

(It is referred to as cognitive dissonance). 

Cognitive processing takes a lot of calories.

I will be buying my first duplex in the next few months and doing the house hacking technique .

This is true some times, but in some scenarios, brand new properties end up producing significantly MORE maintenance/repair headaches than older properties.The reasons are:1) Some building techniques/materials are far superior to those used in the past, but some are not, and some are unproven.

Hi BP community, I'm about to make my first offer ever and looking for some advice on negotiating techniques.

One of the strategies I plan on employing is the gorilla marketing technique of cold calling classified seller ads.I am new at this, I'm not afraid of making mistakes I am aware you can learn a great deal from them.

Any techniques you can share?