Salesforce is proving it can stay young even after growing into a $50 billion company

Salesforce still spends more than half of its revenue on sales and marketing.
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There may be some concerns around Salesforce’s ability to expand into global markets, as nearly 75% of its sales is concentrated in the North American market. 
http://www.businessinsider.com.au/salesforce-mature-but-young-2015-9