Not sure if you need wallpaper for your house or not. Korea Wallpaper is doing a campaign now which they give 3 rolls of imported wallpaper for free, all you need is just click on the link below and follow the steps.
https://www.koreawallpaper.com/e/Free_3_Roll_SSL/form/zpy7m

Remember to click on the link in the SMS to get the voucher.