Methods, systems, computer products and a website for electrical power maintenance and restoration. An illustrative embodiment of the pillow includes a pillow body having a generally elongated main segment and a pair of spaced-apart extension segments extending from the main segment; a pillow interior defined between the main segment and the extension segments; and a pair of pillow arms extending from the pillow body into the pillow interior. To remove such interference terms while passing the desired terms, a tag includes a low-pass or other frequency-selective filter.