When to go
May through June and September through October give the cleanest balance of walking weather, culture, and neighborhood life. Winter can be excellent for museums, dining, concerts, and clubs, but it is a grayer and more indoor version of Berlin. In every season, I cluster the days by area because the city is more spread out than the map first suggests.
Hotel logic
Hotel Adlon, The Ritz-Carlton, and Waldorf Astoria solve formal polish and familiar service. Chateau Royal, Telegraphenamt, Orania.Berlin, Das Stue, and Wilmina give more art, architecture, or neighborhood character. The right choice starts with the version of Berlin the traveler wants outside the lobby, not a generic ranking.
Food and reservations
Berlin food is spread across the city. Restaurant Tim Raue and Tulus Lotrek can anchor Kreuzberg, CODA and Hallmann & Klee pull a serious dinner into Neukölln, and Kantstrasse adds an Asian food route near the City West hotels. Currywurst, döner, bakeries, markets, and casual neighborhood stops belong beside the tasting menus because that range is part of the city's identity.
What I would avoid
I would not build the trip around random meals near Alexanderplatz, a two-day monument sprint, Checkpoint Charlie as a standalone photo stop, or a promised club entry. Mustafa's Gemüse Kebap may be worth the queue for the right traveler, but it should never be the only lunch plan. Berlin rewards context, alternatives, and enough time to change course.