- Online advertising is a growing industry, with one third of small and mid-sized businesses spending an average of $6,800 annually on paid search and display ads. - People see an average of 1,700 banner ads per month but only click 0.1% of the time, showing how ineffective banner ads can be. - Social media advertising is becoming increasingly popular, with businesses expected to shift $9.8 billion to social media ads in 2016, up from $3.8 billion in 2011. LinkedIn advertising has been found to be over 2 times more effective for lead generation than Facebook or Twitter.