Comments

There's about 100 of them, but I will try and get you the list.

Yes please answer here!

We already have that in the game!

 

• If you're stuck, use chat to get help from other players.
• Food is needed to train Villagers and military units.
• Wood is needed to construct buildings.
• Gold is needed for most military units.
• Villagers gather resources and can construct and repair buildings.
• Villagers gather Food, Wood, Stone, or Gold until the resource runs out or you tell them to do something else.
• Spearmen are typically the only combat unit that can be built during Age I. Build a few right away to provide a needed defense and give the option to make an early rush.
• If you're lucky enough to get Materials early, save them. You'll use them later to construct new buildings in your Capital City, craft new gear, and other activities.
• Your Scout is fast and has a broad line of sight. Use your Scout to quickly locate resources.
• Use your Scout to keep tabs on your enemy. Be sure to protect it; you only get one per quest.
• In your Capital City, you can use Coin to buy items from stores. You don’t need to have Villagers gather Food, Wood, Gold, or Stone in your capital.
• You may find or be given items that go directly to your Inventory. If you don't know what to do with them, that's okay. Just hang on to them until later.
• The Mini-Map allows you to see where you have explored. Pay attention to red dots: Those are enemies.
• Quest objectives are tracked on the right side of your screen. Press the Quest Map icon for more details.
• To view quests you are currently working on and completed quests waiting to be turned in, press the L key.
• To queue five units at a time, hold Shift while training.
• To place waypoints that the units follow, hold the Shift key and issue the movement commands.
• To prevent Villagers from taking damage, you can gather them together inside Town Centers and Guard Towers. However, this stops them from gathering resources.
• Villagers can repair damaged Siege units, as well as buildings and Naval units.
• Villagers and Fishing Boats can repair damaged Naval units such as the Merchant Transport and Trireme.
• Did you know that Villagers can gather Food from fishing spots that are close to shore?
• If an enemy tries to build close to you, your Villagers can attack their buildings.
• If you select all Villagers when giving commands to gather from either Farms, Trees, or Berry Bushes, they will automatically divide up to perform the task.
• To automatically assign newly trained Villagers to help gather or build, right-click the desired resource or building while the Town Center is selected.
• Did you know that the Dock is a drop site for all resource types?
• To train Naval units, Archers, and Siege units, be sure to stockpile plenty of Wood.
• Stone is needed for defensive buildings such as Guard Towers.
• Earn Materials by completing quests and using Workshops. You can also purchase materials from stores such as the General Store.
• All Materials can be stored in stacks. Combine small stacks to conserve inventory space.
• To form a party, right-click a player's name in the chat window and select Invite. The same options are available if you click a friend's icon in your Friends List.
• You can find many different stores in Age of Empires Online. Don't forget to shop in other player’s stores when you visit their Capital Cities.
• You can visit another player's Capital City to see if that player has stores or quest givers you do not have in your own Capital City.
• Technologies that you unlock in your Capital City become available to build or upgrade when you are on a quest.
• Some technologies allow you to train new units or build new buildings when you are on a quest. Other technologies allow you to upgrade all of your units, for a resource cost.
• Be sure to check your buildings for upgrade technologies that you have unlocked from your Capital City.
• Villagers can garrison in certain buildings, such as Town Centers and Guard Towers, for safety.
• Use the Town Bell in the Town Center to quickly garrison nearby Villagers.
• You can modify your chat window to suit how you play. You can make it larger or smaller, or more or less opaque.
• Right-click another player's name in the chat window to bring up a list of options to interact with that player.
• If you want to whisper to a specific person, simply click on that person's name in the chat window and then type your message.
• Town Centers are fairly strong and can usually hold off smaller armies on their own.
• Don't panic if you lose a few resources. You'll gather thousands during a typical quest.
• To issue a command to multiple buildings, select multiple buildings of the same type before issuing a command.
• Invite players to your Friends List by clicking the Party button in the upper left corner. Type a name, and then select Invite.
• Stray Cows can be a great food source!
• To bring up the City Report while in your Capital City, click the Shield icon.
• Check your port for incoming items from other players.
• Use your market to buy and sell resources for gold. Certain technologies lower the fees for these transactions.
• Caravans can be an excellent source of Gold once you've run out of Gold Desposits.
• Caravans are built from the Market, and can trade to generate Gold.
• When trading with Caravans, remember that the farther they travel to their destination, the more Gold they bring in.
• Town Centers add 20 to your population cap and Houses add 5.
• Spearmen are Infantry units that excel against Cavalry units.
• Greek Hypaspists are Infantry units that excel against other Infantry units.
• Egyptian Axemen are Infantry units that excel against other Infantry units.
• Greek Toxotai are Ranged units that excel against Infantry units.
• Egyptian Slingers are Ranged units that excel against other Ranged units.
• Greek Sarissophoroi are effective against Ranged units.
• Greek Prodromoi are Cavalry units that excel against other Cavalry units.
• Greek Hippikons are powerful Cavalry units that excel at getting through defensive lines and destroying Siege.
• Egyptian Elephant Archers are powerful Ranged units that deal massive damage from afar.
• Egyptian Camel Riders are Cavalry units that excel against other Cavalry units.
• Egyptian War Elephants are tough Cavalry units that can hit multiple units at a time with their powerful attacks.
• Remember to have a constant production of Villagers. The more Villagers you have, the more resources you'll have to spend.
• Don't forget to keep training Villagers! Good players might train 80 or more Villagers on a quest.
• To get better loot and a bigger challenge, play repeatable quests in Elite mode. To do this, click the Elite button from the Quest Map before launching into the quest.
• Greek Gastraphetes are highly effective against Infantry units.
• Units such as the Hoplite are Heavy Infantry and excel at getting through Anti-Infantry defensive lines.
• Palintonons are powerful long-range Siege units. They unpack automatically to attack, but must be manually packed up to move them again.
• Greek Peltasts are Ranged units that excel against other Ranged units.
• Keep your eyes peeled for the snappily dressed and light-footed Learicorn. But be careful--he is very sensitive.
• Use more than one Villager to speed up the building time.
• To send all the units you train at a building to a Rally Point, right-click anywhere on the map.
• Rename your Capital City on the City Selection menu by clicking the Civilization Card and selecting Rename.
• The Celtic Woad Raider is a highly effective raiding unit, due to its mobility and high attack damage.
• The Celtic Champion is most effective when using its cleave attack against packs of enemies.
• Celtic Druids empower friendly units while healing, granting them bonus attack damage.
• The Long Swordsman is the heart of the Celtic army with its unrivaled attack strength.
• The Celts are an Infantry-focused civilization.
• The Celts can gain powerful buffs through animal sacrifices.
• The Persian Immortal is the only Infantry unit that possesses both melee and ranged attacks.
• The Persian Cataphract is a powerful Cavalry unit, effective against both Infantry and Siege units.
• Unlike the Ballista and Catapult, the Persian War Wagon can attack enemy units at close range.
• The Persian Sparabara is best used as a defensive line while Bowmen shower the enemy with deadly arrows.
• The Persians possess powerful Toggle Techs that can be activated and deactivated at anytime.
• The Persian Aid Tent technology upgrades their Storehouses to heal nearby friendly units.
• The Babylonians do not have a Storehouse; instead, they train Ox Carts that serve as mobile drop sites.
• The Babylonian Shield Bearer is exceptional at absorbing enemy pierce damage.
• Upgrade the Babylonian Lancer to employ devastating charge attacks, dealing 3x the normal damage on impact.
• Garrison units inside the Babylonian Siege Tower to gain a ranged attack whose damage is based on the number of sheltered units.
• Babylonian Gardens increase the rate at which all units and upgrades are trained or researched.
• Command Babylonian Ox Carts to follow gathering Villagers by including them in the selection.
• Unlike typical Ranged units, like Bowman and Slingers, the Norse Throwing Axeman deals melee-infantry damage from range.
• The Norse War Dog moves with great speed and snares its enemies, making it perfect for catching retreating enemies.
• The Norse Berserker is an extremely powerful unit, but comes at a hefty cost.
• The Norse Chief grants extra health to friendly units around him.
• Norse Infantry units can build military production and defensive Buildings.
• The Norse start with two Scouts, one of which can build a Barracks.

These are the existing ones.