If you're lucky enough to own an instrument and talented enough, busking is the art of musical street performance. A good busker in a busy spot can make a nice little pile of cash in an hour or two of playing. The following are some helpful tips for busking:  Get permission. Some cities and communities have ordinances that require a permit or fee for street performance. Choose a good location. Avoid areas where there are other street performers but still have high traffic. Choose busy downtown areas in safe locations as a starter. Choose your repertoire carefully. A good time of year to busk is during the holiday season. Jazz and popular music are also successful themes. Be polite to your audience. Be warm and friendly with everyone who crosses your path. Smile and nod whenever you make eye contact with anyone. Iron, steel, and especially copper can be sold to scrapyards by the pound. To make a significant amount of profit, you'll need to bring in quite a few pounds, so be sure you have a vehicle with space for the metal.  Look around abandoned lots and derelict buildings for pipes and metal fixtures. Junk bins outside tech and office firms may have bunches of wire or other components that can be sold as scrap. Be very careful if you collect scrap. Wear heavy gloves, bring a partner, and don't hunt for scrap at night. Don't steal or strip metal from anything that's still in use. Search neighborhoods in the morning before garbage collection. You can often find items that can be used for scrap or fixed up and sold. There are guidebooks available in most areas that show where valuable rocks can be found. Fossils, geodes, and semi-precious gemstones are all widely available in some areas. Keep in mind though that this may take time to find a collection and might not be a fast solution to your money problem.  Learn different gemstone grades. If you're hounding for semi-precious gems, remember that coloration and size can sometimes make them quite valuable.  Bring a shovel or spade, gloves, a hat, and a pail or...

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Write a summary of the previous text in Indonesian:
Tampil di jalan. Kumpulkan kepingan logam. Mengkoleksi batu-batuan. Jual botol plastik untuk mendapatkan uang. Jual rambut Anda.