Everyday around 385 thousand new children are born on the other hand 547 thousand new websites join the web. Each websites contains vast amount of data. All of the data is not correct or useful but a lot is. Human alone can not read all the data so we need machine to read the data for us and deliver digestible data to us. Today we will discuss the possible use cases of web data scraping.
Stock and Forex trading:
In trading, information is power. You can have great advantage if you can analysis every stock and every currency every day or more frequently than that. How can one person do that? A person can not, but a machine can if it has proper instructions.
Whether you are in business seeking for the information of selling prices of products for comparisons or you are a consumer waiting for the price cut of a certain gadget on amazon, checking prices every now and then is important. Doing that once or twice a week for a few products is possible for human, but machine can check billions of products every day.
Reviews and reputation:
Want to know what is people saying about you or anyone you are interested in? Just keep a bot that scrape social media. Public sentiment analysis is a great strategy in any decision making or observing the reaction. You can not employ thousands of people to read all the posts on twitter or Facebook, just keep a bot at a 30 dollar hosting price.
Want to reach to your potential customers? Whether you are a start up or a entity with great reputation, always look for new business lead. Scrape data to get lead. But be aware, scraping personal data is illegal. Always keep eyes on terms and conditions of the website you want to scrape data from.
You can scrape websites for tons of other reasons. Learning the web scraping might be a great tools in your skill set. Later we will post several articles on how you can scrape data from the internet. So stay tuned.