Even in a good market, refi's are notorious to be very conservative on appraised values, and you may not have enough upside in many deals to fully take out the HML with traditional financing. 

[Biggerpockets] is notorious for the no and no money down niche, but you really need to have a good financial runway prior to investing otherwise you will lose your bottom when it goes sideways.Read all the usual books.

Front load washers are notorious to have moldy seals.

While my father began teaching me this principle when I was young, I first started to notice its payoffs and take his advice to heart after starting my handyman business in 2010.The construction industry is notoriously known for no-shows, overcharges, and project extensions.

Seller's are notorious for labeling the vast majority of maintenance expenses that would normally be considered OpEx as CapEx in the year leading up to a sale.

They are greasy and slippery and notoriously difficult to lock down with primer.

County tax assessments are notoriously inaccurate."

That’s when I found out the power was turned off exactly one week before and went to inspect the unit again finding that most everything had been moved out except a pile of junk (which was their “boyfriends” and a whole other story for another post) and when the notorious “opened the fridge” moment I wrote about occurred.Since I was in my right under the Abandonment clause, I called cleaners to come remove the junk, and clean out the fridge.

FSBO sellers are notoriously overpriced, under-repaired, and unrealistic.

Oakland , Berkeley and San Francisco  are notorious for their strict rent control.