Calculating your mortgage is a little bit more complex than just figuring out the principal and interest. Most shoppers do not figure their insurance and taxes into the equation when considering buying a property. The old acronym for your total monthly obligation is PITI (principal, interest, taxes and insurance). This blog post walks your through the process of how to figure out your entire monthly mortgage obligation (minus utilities, etc.). Remember me if you're interested in buying or selling residential, commercial or investment real estate in Charleston, SC!