Complex sentence: Typically the land banking company sells a plot at a premium of 15 to a 100 times the current market value so a purchaser might pay $15,000 for a land plot that only has a market value today of $500.
Split into simpler sentences: Typically the land banking company sells a land plot at a premium of 15 to a 100 times the current market value of the land. A purchaser might pay $15,000 for a land plot that only has a market value today of $500.