What are some useful German phrases for navigating a Munich flea market as a blogger?

Useful phrases include: 'Wie viel kostet das?' (How much does this cost?), 'Ist das zu handeln?' (Is this negotiable?), 'Ich schaue mich nur um' (I'm just browsing), 'Danke' (Thank you), and 'Entschuldigung' (Excuse me). Knowing a few basic phrases will enhance the experience and facilitate interactions with sellers.