Decrease your walking intervals until you can run (moderate pace, maybe a 10 minute pace) continuously for 20 minutes or 2 miles. If you have the inclination, you can build from there. You may even want to stick with an interval (walk/run) routine; you will be less prone to injury that way too. Vary your pace.
Updated for Tax Year 2016. OVERVIEW. Tax exemptions come in many forms, but one thing they all have in common is they either reduce or entirely eliminate your obligation to pay tax. Most taxpayers are entitled to an exemption on their tax return that reduces your tax bill in the same way a deduction does.
Most organizations applying for exemption must use specific application forms. Two forms currently used by the IRS are Form 1023, Application for Recognition of Exemption (for charitable organizations) (instructions) and Form 1024, Application for Recognition of Exemption (for other tax-exempt organizations).