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Warning: This is a more difficult quiz, and it may be more challenging for you. ! If you'd like to learn more about how to market your window cleaning business in particular, please visit https://www. Windowcleaningbusinesscoach. Com Let's begin! You'll need 80% to pass & receive the certificate of achievement, and you...see morehave only 3 minutes to answer all 9 questions, so you've gotta be quick on your feet. see less
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