Cacher is the code snippet organizer for pro developers

Copy nav to: 
yourPackage/YourTemplate/customer/account/navigation.phtml

Replace:
<?php $_count = count($_links);

// remove these
unset($_links['billing_agreements']); /* Billing Agreements */
unset($_links['recurring_profiles']); /* Recurring Profiles */
unset($_links['OAuth Customer Tokens']); /* My Applications */
unset($_links['newsletter']); /* Newsletter */
unset($_links['downloadable_products']); /* My Downloadable Products */
unset($_links['enterprise_customerbalance']); /* Store Credit */
unset($_links['enterprise_giftcardaccount']); /* Gift Card Link */
unset($_links['giftregistry']); /* Gift Registry */
unset($_links['enterprise_reward']); /* Reward Points */
unset($_links['invitations']); /* My Invitations */
unset($_links['tags']); /* My Tags */

// these are usually kept
unset($_links['account']); /* Account Info */     
unset($_links['account_edit']); /* Account Info */
unset($_links['address_book']); /* Address */
unset($_links['orders']); /* My Orders */
unset($_links['reviews']);  /* Reviews */
unset($_links['wishlist']); /* Wishlist */
?>