Q.Partner plants in a vegetable garden that help each other
I learned that if you plant basil between your tomato plants that will help the tomatoes grow sweeter and the tomato plants offer some filtered shade that the basil needs. . . is this true? What other examples?

Certified GKH Gardening Expert
Yes, this is called companion planting. Here is more information: https://www.gardeningknowhow.com/edible/vegetables/vgen/companion-vegetable-garden.htm
https://www.gardeningknowhow.com/edible/herbs/hgen/companion-planting-in-your-herb-garden.htm