..it has been pre-populated with an example house, however, you are welcome to delete the #s and play around with the spreadsheet to discover the way it could do the job for your personal business. The spreadsheet is compatible w/ Excel 2007 or newer & Excel for Mac 2011. Thanks https://fertilizerdealersafghanis13467.blogs100.com/37810769/the-definitive-guide-to-fertilizers-for-pomegranate-farms-afghanistan