Download MW-Plus to deal with:

Missed payments.
Late payments.
Lumpsum payments.
Negative payments. (e.g. NSF charges and legal fees)
Payment changes.
Interest changes.
Variable rate mortgages.
Draw mortgages.
Calculations based on 360 day or Exact day factors methods.
Displaying loans in spreadsheet, various reports, line, pie and bar charts.
Opening amortization schedule and various reports in your default browser and subsequent saving/e-mailing as an HTML file. (New for version 6.6)
Spreadsheet capabilities like screen splitting, formatting and row locking with or without password protection.
Capability to display your logo, company info or banner and mortgagee info on printouts.
Capability to show your logo on various screens.
More info on Capabilities and Features.
Review the sample Amortization Schedule and footnotes for NSF charge, interest changes, payment changes and a lumpsum payment.