Nerd Gone Rogue & Co Founder (11 startups, 6 now acquired ). Creator of first ever Hack Factory (GrowthHaxx) helping Creatives & Brands solve bigger, more interesting problems, and lead smarter. Social Media Minister Of Marketing
Provide immediate value, whichever influencer you're looking to work with think as to how your saas can help them do their job better and then deliver it. Allow them to toy with it etc with cordial follow ups and their feedback. (I myself am an influencer and growth hacker)
Best of luck!