In my last post I showed how to connect Resolver One to Betfair using a library built by Kamil, one of my colleagues. This was a neat way of getting started, but what I’d like to do is show step by step how you can build your own library to do this kind of [...]

In order to build spreadsheets that make bets, the obvious first requirement is to connect it to a betting exchange. I decided on Betfair, as it’s the most popular exchange in the UK. They have an API that one can use to write programs that interact with their exchange, and you can sign [...]