That first email is always the hardest, but just like anything in life, it gets easier with practice. You learn what sounds better, what things to include, what things to leave out, and it gets easier to talk yourself up. Once you get your first positive response, you'll be over the moon, which will only motivate you more to continue reaching out to the brands you admire. It really creates a snowball effect, but in the best way!
At The Very Least, It Can't Hurt
Until next time,