The easiest channel to boost revenue quickly in the digital space is through PPC (Pay-Per-Click). You can easily build campaigns through Google AdWords and test keywords and funnels quickly with a minimal budget. You can also monitor conversion rate and profitability all in one spot with Google Analytics. You also have the option to monitor phone calls through call tracking services as well. PPC is by far the easiest testing tool out there for an online business. You can take a business from zero to hero in just a few weeks!
