Throwing money at a new channel feels like progress, but without proof it works, it is gambling with your marketing budget.
Only scale what already converts. Test a new channel with a maximum of 10% of your budget, as an experiment, not a bet on your entire growth.
Look at which channel already delivers the lowest cost per customer and the highest conversion. Scale that channel first, before testing a new one.
A maximum of 10% of your marketing budget. A new channel is an experiment, not a bet on your entire growth.