if you have the benefits from bitcoin? you can promote bitcoin in many ways.
-By explaining bitcoin to others, spread the word about bitcoin and take note you must learn more about bitcoin to do this.
-If you have skills in blogging, design, video and photo editing, web design, etc. Create something different out of your skills to promote bitcoin.
-If you have business establishment try to experiment to accept bitcoin currency.
if you have any idea how to promote bitcoins just share here.
Myself I tell all my friends and family about it. It's their decision from here on if they decide to go along or don't care about the tehnology.