What is Modulation? Need of modulation and explanation of types of modulation

Dreamybull Found The Nut He Needs kuzdasdanutaneed

looks like he really needs a “New Heart”💔❤️ if you want to see us on tour go to crashadamslive dot com and sign up 🎟️ Tour Dates ⬇️⬇️ * 7/24 - Santa Ana, CA 🇺🇸 * 7/26 - Los Angeles, CA 🇺🇸 * 7/27 - Phoenix, AZ 🇺🇸 * 8/02 - Houston, TX 🇺🇸 * 8/03 - Dallas, TX 🇺🇸

‘People in the asylum system are scared and anxious’ - Enver Solomon