The art of using data is ensuring that it moves people to action; these stories are no less fragile.
I was on Github looking at something else (as always) when I saw someone I follow forking an R repository called Polite. Dmytry’s markdown to explain the pillars of politeness are well written and absolutely applicable to the wider corners of scraping that a lot of analysts do using tools like Alteryx.
Webscraping can vary between wildly hard (purposefully or otherwise) and being the notch below an open API to extract data. However, there are often some hints you can use to check whether or not a particular site will be one of the easy or hard ones.
Fragile Data 