The stock market is a marketplace where investors buy and sell shares of publicly traded companies. In the UK, the main stock exchanges are the London Stock Exchange (LSE) and the Alternative Investment Market (AIM).

London Stock Exchange (LSE): The LSE is one of the largest stock exchanges globally, where established, large-cap companies are listed. Investors can buy shares in these companies, meaning they own a small part of the business.
Alternative Investment Market (AIM): AIM is a sub-market of the LSE, designed for smaller or emerging companies. It allows investors to invest in growing businesses that might carry more risk but also pot...