Collaborate with founder on first sale journey and non-paid promotion strategies.

The OP is a founder sharing the significant milestone of their first sale for 'panelfor.dev,' alongside their efforts in non-paid promotional strategies since launch. This provides an authentic and relatable narrative for others on the startup journey. Collaboration could involve the OP detailing their non-paid marketing tactics, challenges faced, and lessons learned from achieving their first customer. This would resonate with communities of indie hackers, early-stage founders, and bootstrapped businesses, offering valuable insights and promoting panelfor.dev.