Pokemon Black and White Walkthrough Part 10: Nacrene City (part 1)

Nacrene City field moves needed: none

Items                                        Pokemart (lower clerk)         
first visit                                   Favored Mail       50
  Chesto Berry (3)                    Greet Mail           50
  Fresh Water                           Inquiry Mail         50
after deafeating the                  Like Mail             50
Nacrene Gym                           Reply Mail           50
  Bacic Badge                           RSVP Mail           50
  Dowsing MCHN                     Thanks Mail        50
  TM67 Retaliate                       Heal Ball           300
after visiting the Relic Castle    Net Ball          1,000   
  Dark Stone (PKMN White)
  Light Stone (PKMN Black)

Step 1: Cheron shows you the city
When you enter the City, Cheron will be waiting to show you around. In front of the Pokemon Center, he will give you 3 Chesto Berrys and tell you about the Gym Leader.

Step 2: Trade pokemon in the City
If you speak to a woman on the second floor of the house to the right of the P.C. and she will trade with you.

Step 3: Give Pokemon an Item
The woman in the second house to the left of the P.C. will give you an Item to hold depending on your Starter (Miracle Seed for Snivy, Charcoal for Tepig, and Mystic Water for Oshawott).

Step 4: Visit the Cafe Warehouse on Wednesdays
In the city near the museum is the Cafe Warehouse. On Wednesdays you can speak to a Waitress and she will give you a Soda Pop (restores Pokemon's health by 60 hp. points).

Step 5: Encounter N in front of the museum

Batte the mysterious N! 2
Pidove Lv. 13, Normal, Flying
Tympole Lv. 13, Water
Timburr Lv. 13, Fighting

Step 6: The Pokemon Gym is inside the Museum

Nacrene City Gym Leader
Lenora
normal type user    recommended level for your pokemon : 23

Lenora's Pokemon:
Herdier Lv. 18, Normal (moves to watch out for: Take Down)
Watchog Lv. 20, Normal (moves to watch out for: Retaliate)

TM reicived: TM67 Retaliate
Bacic Badge (pokemon up to lv. 20 will obey you)

to be continued...