How do you say to welcome someone?

So, let's dive into this intriguing question. How exactly do you express your welcome to someone in a polite and sincere manner? Is it simply a matter of uttering the words "welcome" or is there more to it? Do different cultures have their unique ways of welcoming individuals? How do you balance formality with warmth in your greeting? And, in the context of today's digital age, how do we welcome someone virtually? Is a simple "welcome" message enough, or should we go the extra mile to make them feel at home? Let's explore these nuances together and uncover the art of welcoming someone with genuine heartfeltness.