Emma Maertens converted a commercial vehicle into a mobile residence at age 18, exemplifying the tiny home movement. The project required knowledge of mechanics, carpentry, and electrical systems, with strict adherence to safety standards. Key steps included complete disassembly of a Toyota Coaster, treatment of structural rust, installation of an off-grid system, and insulation to prevent condensation. In Brazil, vehicle re-registration is mandatory, requiring a Safety Certificate (CSV) and compliance with Contran and Inmetro regulations.