340308c7_al_Bicycle_Dealers_Association__Bicycle_Shops
[Advantages] Warranty Products sold here have manufacturer warranties only, making it impossible or cumbersome to get a repair or adjustment. They may let you return the bike for a refund. [Bicycle Shops] 
Bicycles sold at bike shops come with full warranties. And, most problems are resolved in-house. Plus, shops stand behind their bikes and products with experienced mechanics and riding experts.
The Bike Shop Advantage - National Bicycle Dealers Association
Bicycle Shops