Knowledge: Lulu Lemon are known for best sweater and use 70 percent merino wool and 30 percent nylon in their sweaters while alpaca wool is easily available and cheap to buy.

Conversation:
i love alpacas, they are my favorite animal.
How nice, did you know that alpacas are a domesticated camelid ?
I did not know that, I thought they were llamas
Yeah, they are similar but alpacas are not llamas, people often confuse alpacas with them
Is the wool of alpacas good for sweaters?

Response: It is hard to say! But I know that alpaca wool is cost effecient and easy to find.