Burn white sage to purify the place there you will do your work. Make an offer to the God or Goddess you will invoke and ask for help- or just connect with them. Make a clear statement of your desire. After you done with the ritual, save remainings of your spell as amulets or bury in the ground, cast in the body of water or let the wind take care of it, but never discard as a trash. Gods are sacred.
Full moon is the most powerful moment to gain, new moon- to cast away.
If you do a spell involving sun energies, sunrising, noon and sundown are the most powerful times, where noon corresponds to a full moon. Roses are the flowers sacred to Aphrodite. They are also a very powerful ingredients in love spells. To dream of your future husband, make a tea of wild rose petals. On the night of full moon, fashion the figure out of clay or wax.