How do I place a buy order on Binance?

As a cryptocurrency enthusiast, I'm always on the lookout for new avenues to expand my portfolio. So, I'm curious to know, how do I effectively place a buy order on Binance? I've heard about its popularity and user-friendly interface, but I'm still a bit confused about the process. Could you please guide me through the steps? From logging into my account to selecting the cryptocurrency I want to purchase, and finally executing the order, I'd appreciate a detailed explanation. Additionally, any tips or advice on how to maximize my buying power or minimize risks would be greatly appreciated. Thank you for your help in this matter!