Why is it important for a marketer to understand how a customer makes that final purchasing decision?

The relationship is the "relational model ideal."

e) what percentage of customers rated their dining experience as either excellent or good?

Roderick works as an architectural draftsman for an engineering firm. his monthly salary is $3,204.17. after taxes and other deductions, he takes home $2,317.56. his wife works as an electronics technician and earns $25.07 per hour. she works 37.5 hours each week and is paid every other week. based on this information, what is their gross income for six months?