EXCELLENT tutorial on How To Save Tomato Seeds: any seed that is in enclosed in fleshy pulp needs to have the pulp separated from the seed before it can be dried and stored. The following steps will show you how.
20 Insanely Clever Gardening Tips and Ideas (with pictures!)
Save your vegetable cooking water! The water has a lot of nutrients that your garden thrives on. Wait for the water to cool down first, and then use it to “fertilize” your garden or potted plants. This makes for a green and happy garden! You could also drink the stuff, but who wants to do that?!