What is the most underrated marketing strategy for SAAS?

In my option, the most underrated marketing strategy for SAAS is just being engaged in relevant conversations on Reddit. As a founder, I used to hang out on reddit engaging all the time during our early days. We have also gone viral multiple times using Krankly. The key is to make sure you only engage in conversations where your product can truly solve a problem and provide value rather than spamming.

That said, curious, what is the most underrated marketing strategy for SAAS according to you?