In this episode of the SaaS Marketing Superstars podcast, I spoke with Shalom Stark. Shalom is a serial entrepreneur and currently the founder and CEO of Invoice Ninja, a SaaS platform helping over 200,000 small businesses to invoice clients, track payments & expenses, and time billable tasks.Episode Highlights:• The biggest challenge they are currently facing (24:14 )• Shalom discusses why he left his travel agency and how he launched Invoice Ninja (0:32 )• How Invoice Ninja embraced the Open-Source community and used their free plan to build product awareness. (5:15 ) • How Invoice Ninja integrated with 45 payment gateways and an open-source language library with 36 languages at launch (8:47 ) • The countries with the largest number of users (13:26 )• How Invoice Ninja used aggressive pricing and a value packed free plan to disrupt the invoicing industry (15:58 ) • How an intuitively designed product and an engaged community helps to reduce the subscription cost for users (17:11 )• Why Invoice Ninja adopted Flutter framework for v5 of the platform? (21:36 )• The biggest challenge they are currently facing (24:14 )• Favorite book and business leader (27:15 )Check out the show notes and get links to all the resources mentioned in this episode here: https://aaronzakowski.com/podcast-invoiceninja-growth-hacking-shalom-stark/