However, I'm not sure if this $175 is expensive considering the inclusions mentioned at the of his reply.

This isn't inclusive but should give you a good start.

I'm building 6 rental houses in Panama at a cost of $35,000 each for a 1200sf house that will rent for $750 all inclusive.

This isn't inclusive but should give you a good start.

All-inclusive rental units are a big plus in tenants minds, which is worth higher rents, and done right is a net profit. 

This isn't inclusive but should give you a good start.

Possession of the Property and Inclusions will be delivered to Buyer on Possession Date at Possession Time, subject to the Leases as set forth in § 10.6.1.1. and, if applicable, any Post-Closing Occupancy Agreement.

(Additionally, Case law has allowed the inclusion of water charges when calculating monthly rent when paid by tenant with rent)Section 5321.16 | Procedures for security deposits.Ohio Revised Code/Title 53 Real Property/Chapter 5321 Landlords And Tenants(A) Any security deposit in excess of fifty dollars or one month's periodic rent, whichever is greater, shall bear interest on the excess at the rate of five per cent per annum if the tenant remains in possession of the premises for six months or more, and shall be computed and paid annually by the landlord to the tenant.https://codes.ohio.gov/ohio-re...This is why we (and all the other landlords I know) quit doing pet deposits and started doing 'non-refundable pet fees' 

This isn't inclusive but should give you a good start.

.; provided that, if the green roof conditions set forth at § 14-602(7) are met, the number of units allowed is 25% greater than indicated by the foregoing lot size requirements, applied prior to the inclusion of any other applicable increases in allowable units.Click the link below for zoning use chart: (Table 14-602-1.A)https://codelibrary.amlegal.com/codes/philadelphia/latest/philadelphia_pa/0-0-0-154712#rid-0-0-0-170236You also have to check if you are located in an overlay district.