The fast-track nature of this course means it dives deeper into the topic matter faster and calls for the next level of commitment and effort from the learner. https://www-google-ci.cdn.ampproject.org/c/www.google.ci/url%3Fq%3Dhttps%3A//canvas.instructure.com/eportfolios/3215274/Home/_Top_Tips_for_Improving_Indoor_Air_High_Quality