They analyzed 630 million ad impressions from eCommerce and SaaS companies and found what boosts conversions by 45%

Researchers at ReportGarden looked at 630 million ad impressions from eCommerce and SaaS companies and found the following factors significantly increase click-through rate and conversion rate (CTR/CVR):
Question in the headline 
CVR +45%
Including the “www.” prefix in your Display URL 
CTR +54%
Third, “now” or “get”: 
CVR +20%
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