This calculator is for cost analysis when budgeting hourly labor. Security.This program does not collect, store or transmit ("phone home")any information. It does not use cookies. It does not write to the client's data storage devices. The only active messaging element is the ability to e-mail Angel Station with questions or support issues. Accuracy.The calculator has undergone validity, reliability and computational testing with repeatable test cases. However, use is "as is" and Angel Station is not liable for any use or outcomes of the calculator. Limitations.The calculator is free and therefore has limited output with regard to data export. Solicitation.Using this calculator will not trigger any solicitation of any kind. License.This program is copyrighted by Angel Station Corporation. It is licensed for use only and my not be sold or distributed by any third party without the prior written consent of Angel Station Corporation.