This article tries to collate information and provides insights on the changes in how people buy and engage with products in the digital world. Starting from the early days of the internet to today's smartphones, we are trying to explore how technology has shaped the way we shop. First is the world of online shopping, breaking down the competition between different types of online stores. From big marketplaces to small, D2C (Direct to Customer) brands, we look at what makes customers choose one over the other. Digital payments have also transformed how the customers handle their money. The article discusses new ways of paying, like wallets, online banking and emerging technologies like using blockchain and cryptocurrencies, and how these innovations are making financial services more accessible. We also touch on the rules and security measures that make people trust digital payments. Social media plays a big role in shaping what we buy. This article explores how platforms like Facebook and Instagram influence our choices and how companies use influencers to sell products. Real-life examples show how these strategies work. Mobile technology is another game-changer. We look at how mobile apps, augmented reality (AR), and virtual reality (VR) create personalized experiences for customers, helping businesses connect with their audience. The article also dives into data analytics – how companies use data to understand customers better. We discuss the ethics of this practice and how privacy concerns are changing the conversation around data. For near future, we discuss emerging technologies like artificial intelligence (AI), machine learning, and the Internet of Things (IoT). These are set to change the game once again, reshaping how we shop and interact with brands. Lastly, the article offers practical advice for businesses navigating this digital landscape. From building a strong online presence to adapting to changing customer preferences, these insights provide a guide for success in the digital era.

Keywords: Consumer Behaviour, Digital Era, IoT, Artificial Intelligence, Virtual Reality.

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