Cards can be bought with credits in a number of pack options for increased rarity and then applied before a race is set to start. (articles.gamerheadquarters.com)
Different battery pack options provide range of up to nearly 300 miles and sports car - level performance. (realtormag.realtor.org)
Outside the family sphere, children are also often confronted with a wide variety of pound - packing options in vending machines and even in school lunches. (scientificamerican.com)