He is getting many responses because he is offering approximately $4,000 (delivered half in taxable cash and half in untaxable benefits) in return for a thing whose market price is closer to $1,500 (delivered all in taxable cash). He should be offered the product he wishes to buy at any quantity which he wishes to purchase. (The product is "The full-time labor of any literate person legally capable of work in Midtown, NYC.")