How to find rare euro collection coins

How can I get a real value on my coins (not my image)? I need a coin collector to give me a value on rare euro coins. Please. Thank you. : r/EuroCoins

People encouraged to look out for valuable €2 coin with one key error - Dublin's FM104

241 Rare 2 Euro Images, Stock Photos, 3D objects, & Vectors

List of 5 most valuable 2 euro coins that are worth thousands of euros -

Top 10 Rare 2 Euro Coins from Germany

Euro Coins for Collectors »

Rare Euro coins worth thousands - check if you have one lying around your home - Teesside Live

50 CENT EURO Rare Coin 2002 £175.00 - PicClick UK

▷ 2 Euro coins that can make you a Millionaire

Mintages and worth of french €2 coins (UNC - BU - proof) - Numismag

Rare euro coins that can turn up in your change while on your travels - could you have one?