Tracking your cycles will be you first step. You should be marking the first day of each cycle. That will tell you your average cycle length. Based on that, you can start to plan for what your expected ovulation range should be. For example, most women with a 28 day cycle ovulate around day 14.There are phone applications you can use that help with tracking based on your dates. The ovulation predictor kits will be your best tool. The will alert you to when ovulation will be occuring, so you can try to conceive on your most fertile days.
Good Luck.