A training diary will be completed in the first 2 weeks of the tamsulosin hydrochloride run-in period. During this evaluation period at least one telephone contact will take place with the subject. Diaries will be completed at home, using the electronic patient-reported outcome (ePRO) device, for 3 consecutive days prior to each visit: Baseline (Visit 2), Week 4 (Visit 3), Week 8 (Visit 4), and Week 12/End of Treatment (Visit 5). Site staff will contact the subject approximately 7 days prior to the scheduled visit to remind the subject to complete the electronic diary, review completion instruction and review changes to concomitant medications and adverse events (if applicable).