Modifies Projects post type to be Services

functions.php

<?php 
add_filter( 'projects_post_type_rewrite', 'change_projects_nomenclature_rewrite' );
add_filter( 'projects_post_type_labels', 'change_projects_nomenclature_labels' );
add_filter( 'projects_post_type_singular_name', 'change_projects_nomenclature_singular_name' );
add_filter( 'projects_post_type_plural_name', 'change_projects_nomenclature_plural_name' );
add_filter( 'projects_post_type_designation', 'change_projects_nomenclature_designation' );

function change_projects_nomenclature_rewrite() {
	return array( 'slug' => 'service', 'with_front' => true );
}

function change_projects_nomenclature_singular_name() {
	return 'Service';
}

function change_projects_nomenclature_plural_name() {
	return 'Services';
}

function change_projects_nomenclature_designation() {
	return 'service';
}

function change_projects_nomenclature_labels( $labels ) {
	$singular_name = 'Service';
	$plural_name = 'Services';
	$post_type = 'service';
	$labels = array(
			'name' 					=> $plural_name,
			'singular_name' 		=> $singular_name,
			'add_new' 				=> _x( 'Add New', $post_type, 'projects-by-woothemes' ),
			'add_new_item' 			=> sprintf( __( 'Add New %s', 'projects-by-woothemes' ), $singular_name ),
			'edit_item' 			=> sprintf( __( 'Edit %s', 'projects-by-woothemes' ), $singular_name ),
			'new_item' 				=> sprintf( __( 'New %s', 'projects-by-woothemes' ), $singular_name ),
			'all_items' 			=> sprintf( _x( 'All %s', $post_type, 'projects-by-woothemes' ), $plural_name ),
			'view_item' 			=> sprintf( __( 'View %s', 'projects-by-woothemes' ), $singular_name ),
			'search_items' 			=> sprintf( __( 'Search %a', 'projects-by-woothemes' ), $plural_name ),
			'not_found' 			=> sprintf( __( 'No %s Found', 'projects-by-woothemes' ), $plural_name ),
			'not_found_in_trash' 	=> sprintf( __( 'No %s Found In Trash', 'projects-by-woothemes' ), $plural_name ),
			'parent_item_colon' 	=> '',
			'menu_name' 			=> $plural_name

		);
	return $labels;
}
?>