how message has change

or this assignment, please choose a company that is older that 15 yrs old and visit their web page and or youtube channel and research their commerials...

I would like to see:

1-the oldest commercial that you can find 

2-two or three in the middle that you can find

3-and the most recent one that you can find

I would you to briefly analyze and identify:

-what the message is

-has the message changed over time

-who the target audience is

-has the target audience changed over time...

You should have a paragraph for each commerical...