
Sam Priestley
Hello and welcome! I am a professional gambler and entrepreneur. My current work is in arbitrage and generating yield on Ethereum.
On this site you will find how-to guides, opinion pieces and my in-depth business journals.
Highlights:
Amazon FBA
Leverage Amazon’s fulfilment network to make huge profits.
Professional Gambling
Make money from gambling loop-holes. Matched Betting, Arbing, Value Betting.
My Gin Business Journal
My diary that follows along from idea to launch of the award-winning Pipehouse Gin.
The Lazy Entrepreneur
Our podcast where we discuss everything to do with lifestyle entrepreneurship.




Latest Posts:
The Evolution Of Arbitrage And Front-Running On Ethereum
The financial game Half-Rekt (NME) is a very interesting study for anyone interested in arbitrage or front running in the dark forest of Ethereum. It was structured in a way that we can watch the entire evolution in just one day. Every hour there was a simple function...
My Monthly Report – October 2020
Another two months since my last report and a lot has changed once again. September was the most profitable month of my life as the Defi craze continued and I got better and better at taking advantage of it. But with overwork came some burnout both from my business...
Defi Arbs Explained: The $15m Eminence Attack
Early morning on Tuesday 29 September an arber/hacker found an exploit with the brand new Eminence (EMN) system that allowed them to do a flash loan and arb out $15m profit. In this post, I will go over exactly how they did it. The arb was split over three identical...
My Monthly Report – August 2020
Another two months since my last report and perhaps the two busiest and most profitable months in my life. Which on the flipside is why this site has been sadly neglected. When lockdown started I went on a search for new opportunities and landed on trying to replicate...
Opportunities In Crypto Ep2 – Flash Loans & Swaps
The coolest innovation in the past year in crypto and defi are flash loans. Flash loans allow you to borrow money with no collateral provided you pay it back in the same transaction. In this post I will explain what flash loans are, how they work and what they are...
My Monthly Report – June 2020
It has been another two months since my last report and a lot of time has happened since then. The virus is still ongoing but the initial adrenaline and the fear of complete societal collapse have mostly worn off (touch wood). But the lessons learned and the decisions...
Opportunities In Crypto Ep1 – COMP & BAL Farming
In March I launched a proprietary fund to trade on cryptocurrency believing that the opportunities I found as a professional gambler could translate to crypto. In this series, I will talk about different opportunities that the fund is currently making money off....
The Ultimate Guide To VAT For Amazon FBA Sellers In UK And Europe
VAT (Value Added Tax) is a tax added to the sales price of most products and managing VAT for Amazon FBA sellers can get very complex. Each country has a different VAT system and they all work out and collect VAT in different ways. And good advice is hard to find....
My Monthly Report – April 2020
On an excellent podcast between Loius Theroux and Jon Ronson, Jon said something that really resonated with me. He sums it up in this tweet: https://twitter.com/jonronson/status/1238478402342080512?s=20 I have been worrying about all sorts of unknown things for years...
Sell On Your Own Website Or On eBay Using Amazon FBA
If you have an Amazon FBA business and are only selling on Amazon then you are missing some very easy sales. It is incredibly easy to link Amazon FBA to eBay or you own website and there are even tools that will automate everything. Meaning you get extra sales...
My Monthly Report – March 2020: The Month The Virus Hit!
March. The month it all changed. One of the longest and most intense times of my life. Of most people’s lives. Is there even that much point talking about it? Can I even remember what life was like at the beginning of March? Well, I’ll do be best, and luckily I have...
Digital Nomads Are In The Best Position To Weather The Pandemic
It's 6pm and we're huddled around the TV watching the UK's daily briefing on the COVID-19 coronavirus. "Now is the time for everyone to stop non-essential contact and to stop all unnecessary travel" announces Boris Johnson, the UK's prime minister. It is not a...