This question needs more context in order to be answered; try re-phrasing the question.
farmers sell the crops to companies and companies sell them to stores and then the stores sell them to us
peaple did sell crops for money back in the 1812
Cash crops
You can sell the surplus of crops for money.
Cash Crops are important because they grow crops of coffee
they go to a market and sell there crops
What Crops or Goods Did Rome Sell or Trade to Other Countries
cash crops
Commercial Farmers raise their crops for this purpose.
crops from markets
Yes they did.
Kenyan farmers need to sell their crops in order to make enough money to live. If they could not sell their crops, much of what they grow would go to waste since it is more than what they could use themselves.