How to Use a Marine GPS. Marine GPS is a necessity on the water since there are no roads, signals, or light at night to guide the boater from one location to the other.Without GPS navigation, it would be quite difficult for the recreational boater to get from point A to point B without any issues.he GPS devices with internal antennas are used on smaller boats with no top or cover since the receiver is built into the unit and it needs direct line of site to the satellites providing the signal to the device. The second ones are the external antenna units.
Step 1: Toss Verified Receipts and ATM Slips. Nearly all of your financial papers can be divided into three categories: records that you need to keep only for the calendar year or less, papers that you need to save for seven years (the typical window during which your tax return may be audited), and papers that you should hang onto indefinitely.
One month. Keep until you get the next statement showing that you paid, unless you need it for tax purposes. Receipts. One month, for purchases such as groceries and restaurant meals, until you match them with your credit card or bank statement.For expensive purchases (jewelry, furniture, appliances), staple the receipt to the owner's manual and keep it as long as you own the item.nce you've purged, separate must-keep papers into three categories: those you need to keep for one calendar year, those you need to keep for a longer period and hard-to-replace documents like birth and marriage certificates. (See chart: What records to keep, how long to keep them .) Then decide on a home for each.