A service guarantee could be an effective tool in OOH ad sales (Billboard Insider)
By Kevin Gephart. You can alleviate fears and close the deal is by putting your service and fulfillment plan in a guarantee. You must do an original signature on the bottom to convey commitment. […]
billboardinsider.com
Mon, Nov 8, 2021 at 5:06 PM
Mon, Nov 8, 2021 at 5:06 PM