YouTube for Business: What You Need to Know to Succeed
Vidyard
MAY 13, 2020
You can upload videos in other aspect ratios, like the rather old school-looking 4:3 (used on older TVs) or new school-looking vertical video (taken with a smartphone). Unlike the other types of ads where you pay per click, these are charged on CPM (“cost per mille” or paying per 1,000 views). Clickthrough rate (CTR).
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