Put yourself in the investors shoes. How would you like to be treated if you were the investor? Right so disclose it. If you don't want to make a big deal ou

Put yourself in the investors shoes. How would you like to be treated if you were the investor? Right so disclose it. If you don't want to make a big deal out of it, just "over-disclose" EVERYTHING that takes time away from your Primary start-up. Are you a meet-up group organizer, speaker at conferences, contributor/maintainer to open source libraries, responsible for your cousins online shoe-repair website, coach a little league team, are in the national reserve, planning a wedding, etc