As far as web scraping is concerned, it involves extracting analytical data from the web. At present, web scrapping is the main source of data extraction carried out by data miners. This is because almost everything is now available online and for any data miner this resource is nothing but a gold mine. The Web Scraping Process In this method of data scraping, experts look for tricks to format URLs into pages that include usable character information. Web scrapers then parse the DOM tree to extract data from the website. In simple language, web scrapers process the semi-structured or unstructured data pages of the desired website and then convert the resulting data into a well-structured form. Users can collect or modify structured data in a better way. Web scraping: legal or unethical? It solely depends on your intentions, whether you carry out this activity in the interest of the masses or simply want to satisfy your personal interests. If it is out of good will, such as researching stock indices to predict the market situation in the next few days, that's fine. Another positive example could be to identify the market trend and suggest valid methods to the customer to increase their business