I don't get how an unemployed teacher can buy a car wash?
I know it's just a plot, but do the writers ever refer to loaning the amount or justify buying Bogdan's car wash?
Any money laundering experts here?
Basically, they claim that Walt won the money gambling and Saul arranges for casinos to provide fake confirmation.
This is covered in the Season 3, Episode 11 Abiquiu where the conversation goes something like..
So to begin with, what are we saying is the source of this money?
That's simple. Walt here, actually came up with a great story about gambling winnings.
Blackjack, right? Some card-counting system?
Well, actually that was Skyler's idea.
Well, you grow more gorgeous by the minute. There you have it. I'll generate false Currency Transaction Reports out the wazoo as well as the necessary W-2Gs. I know a couple casino managers who will jump at the chance to report false losses.
This actually becomes a plot point later on when the IRS claim $600k+ as tax on the winnings (which, of course, Walt is reluctant to pay).