Create soft light
A small shoot-through umbrella can definitely be enough, just put it close enough.
Create shadows by having light off the camera, this shapes subjects and creates drama
Fairy lights can give a cool effect. Wrap them around a transparent plate to easily hold them in front of the lens.
Use **continuous lights in low light**—they’re flexible to shoot with but not strong enough in daylight.
Shadows create mystery.
Shadows shape subjects.
Setups
Fairy light leading line. Subject and photographer hold ends of fairy light strip.
Film noir: iPhone light through fork. Hold the fork close to the phone for soft light, make sure the eyes are lit up.
Shapely shadows on background. Flash or light through something with holes (e.g., light stand arms) to make some shadows on the background.