Sekai Saikyou no Majo, Hajimemashita

When Lorna manifests a completely useless ability, she's labeled an embarrassment to her family and kicked out of the house. With no money or food, she's about to hit rock bottom. But then, she figures out how to use her supposedly worthless SSS-Rank skill, "Internet." This cheat-level talent gives her the know-how to gather an unlimited amount of valuable items and easily acquire rare equipment. Armed with godlike knowledge, Lorna's free to do anything she wants! If only she could figure out what "lmfao" means...

(Source: Yen Press)