How can one increase their chances of becoming pregnant?

Various ways.: Regular vaginal intercourse at least thrice weekly, Folic Acid 1-5 mg orally daily, normal weight for height, moderate exercise, balanced diet, no smoking, no alcohol, no drugs, good control of any chronic medical conditions such as hypertension, diabetes mellitus, lupus, seizures, asthma, colitis/ibd, thyroidopathies, renal failure - all of the above will help you get pregnant faster. Good luck!