According to Redpoint Ventures Managing Director Tomasz Tunguz, SaaS companies invest between 80 percent and 120 percent of their revenue in sales and marketing in the first five years of their existence. That’s a lot of monetary pressure to put on sales and marketing teams. And when it comes to SaaS sales, it’s a totally different beast from other B2B tech sales. You’re selling software and service — and this means that company you’re trying to woo is tied to your business for as long as they want to use your product. It’s a true commitment!