Have played all the games mentioned below and also hosted them at my Shop for 6 months.
Will post an article in the next couple of days with details
Just remember do not Invest before asking questions on the offical groups for these games
VAULT HUNT http://www.pixeledinc.com/index.html
SLURL: http://slurl.com/secondlife/Fermi/107/153/25
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STAR HUNTING SHIELDS AND JEWELS (Fishing coming soon) http://risegaming.wikia.com/wiki/RISE_Gaming_Wiki
SLURL: http://slurl.com/secondlife/Litas/25/182/22
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Gold HUNT/FISH HUNT/FARM FRENZY/SNUFFLES http://www.goldtokens.net/index.php?title=Earn_Linden_in_Second_Life
SLURL: http://slurl.com/secondlife/Business%20Park/104/151/22
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Magic Crystals
SLURL: http://thesecondfarm.com/