Such batteries require active monitoring of the battery to protect it from overcharging. Overcharging of the batteries will result in some cases. Issues often encountered by foreign tourists include scams, overcharging and dual pricing. This is often accompanied by overcharging and shoddy workmanship. In 2010 a lawsuit was filed against Carahsoft and VMware for allegedly overcharging government customers. Assange accused them of "extreme overcharging" which Finers Stephens Innocent denied. The South Australian government had accused the company of overcharging. The requirement to add distilled water is normally caused by overcharging. The overcharging affected 3 million purchase transactions of foreign drafts. Internal emails also showed that 3M officials boasted about overcharging the government for the earplugs. Internal emails showed that 3M officials boasted about overcharging for the earplugs. In November 2018, AMP admits to a second overcharging scandal. Jimmy discovers that the Sandpiper Crossing retirement community may be overcharging its elderly residents. Martinez believed that Porter was holding back drugs earmarked for him and overcharging him. Compass USA settled for $18 million on its overcharging on school meals in 2016.