class 11 business studies
ch- internal trade

mail order retailing
features of mail order house
operations in mail order house

for notes in pdf form download app https://jorah.page.link/jPfe

for line to line ncert explanation subscribe my another channel https://m.youtube.com/channel/UCfrFISmhD74l2h1bzwRhD2A/featured

#class11
#businessstudies
#internaltrade