private void BtnSaveFileAs_Click(object sender, EventArgs e)
        {
            //Save file with dialog
            if (this.saveFileDialog.ShowDialog() == DialogResult.OK)
            {
                FileMethods.SaveFile(this.saveFileDialog.FileName, RentalManager.Companies);

                //Update inital save & open directory
                this.UpdateIntitalDirectory();

                //Update filename in program title and change file options
                this.UpdateFileName(true);
            }
        }
 private void BtnSaveCurrentFile_Click(object sender, EventArgs e)
 {
     //Save file quickly
     FileMethods.SaveFile(FileMethods.CurrentFileLocation, RentalManager.Companies);
 }