This is the 965th most frequent German word.
vorstellen
To introduce, imagine, or present.
'Vorstellen' is used reflexively to express imagining something.
Kannst du dir das vorstellen?
Can you imagine that?
Here, 'vorstellen' is used reflexively, meaning to introduce oneself.
Ich möchte mich Ihnen vorstellen.
I would like to introduce myself to you.
In this case, 'vorstellen' means to present something to someone.