Applying leveling compound is done to create a level surface to install tile or floor coverings. The goal is to fill creases or indentations that might cause the floor to be uneven. Start by sanding any uneven spots on the surface. Vacuum any dust that may prevent the compound from adhering. Use a damp sponge or mop to prepare the surface. Dampening the surface will help the compound adhere
. better, but be careful that you don't over wet the surface. Mix the compound in small batches and use a trowel to smooth the compound on to the surface. Work quickly to prevent the compound from drying before you finish smoothing the surface. Avoid applying to much compound as this can cause bumps and humps that will make the surface uneven. You can find leveling compound and the necessary tools for the job at your local home improvement store.