From the very beginning, there are five Outlands dailies that can be done for the Offensive. Those dailies should always be available. I don't know if they assist in reclaiming the various areas in Sun's Reach.
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http://www.wowhead.com/?quest=11875 - Gaining the Advantage
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http://www.wowhead.com/?quest=11877 - Sunfury Attack Plans
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http://www.wowhead.com/?quest=11880 - The Multi-Whatever Something-or-Other Survey
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http://www.wowhead.com/?quest=11515 - Blood for Blood
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http://www.wowhead.com/?quest=11516 - Blast the Gateway
For the actual reclamation project and the dailies associated with each phase. Note that some of the dailies can still be completed after they finish, replacements are marked with a ---
Phase 1 - Recovering Sun's Reach Sanctum
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http://www.wowhead.com/?quest=11524 - Erratic Behavior
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http://www.wowhead.com/?quest=11496 - The Sanctum Wards
Phase 2 - Recovering Sun's Reach Armory
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http://www.wowhead.com/?quest=11525 - Further Conversions (Replacing Erratic Behavior)
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http://www.wowhead.com/?quest=11523 - Arm the Wards (Replacing The Sanctum Wards)
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http://www.wowhead.com/?quest=11532 - Distraction at the Dead Scar
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http://www.wowhead.com/?quest=11538 - The Battle of the Sun's Reach Armory
Phase 2a - Building the portal to the Sunwell from Shattrath
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http://www.wowhead.com/?quest=11513 - Intercepting the Mana Cells
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http://www.wowhead.com/?quest=11514 - Maintaining the Sunwell Portal
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http://www.wowhead.com/?quest=11547 - Know Your Ley Lines - This is logically where the quest would go, but it is unknown at the moment.
Phase 3 - Recovering the Sun's Reach Harbor (All of this is speculation)
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http://www.wowhead.com/?quest=11533 - The Air Strikes Must Continue (Replacing Distraction at the Dead Scar)
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http://www.wowhead.com/?quest=11537 - The Battle Must Go On (Replacing The Battle of the Sun's Reach Armory)
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http://www.wowhead.com/?quest=11542 - Intercepting the Reinforcements
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http://www.wowhead.com/?quest=11539 - Taking the Harbor
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http://www.wowhead.com/?quest=11535 - Making Ready - Creates the blacksmith and armor/weapons vendor.
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http://www.wowhead.com/?quest=11536 - Don't Stop Now
Phase 4 - Finishing the City
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http://www.wowhead.com/?quest=11543 - Keeping the Enemy at Bay (Replaces Intercepting the Reinforcements)
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http://www.wowhead.com/?quest=11540 - Crush the Dawnblade (Replaces Taking the Harbor)
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http://www.wowhead.com/?quest=11520 - Discovering Your Roots - Creates a reagent/special items vendor
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http://www.wowhead.com/?quest=11521 - Rediscovering your Roots
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http://www.wowhead.com/?quest=11546 - Open for Business - Is unlocked when Discovering Your Roots is completed
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http://www.wowhead.com/?quest=11541 - Disrupt the Greengill Coast
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http://www.wowhead.com/?quest=11545 - A Charitable Donation - Helps build a monument
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http://www.wowhead.com/?quest=11548 - Your Continued Support
http://www.wowhead.com/?quest=11549 - A Magnanimous Benefactor can only be done during the "A Charitable Donation" portion. For a 1000 gold, and probably an Exalted reputation requirement, the "of the Shattered Sun" title can be obtained.
