How do I clean sterling silver jewelry (crosses, pendants)?

jennycute201 asked: I have read that to clean silver jewelry I need a cloth and liquid polish. Where do I get that stuff? I can’t afford anything expensive.
Any other tips / suggestions are welcome!

My silver jewelry has turned dark gray/black.any good cleaner?

RubiaBonita asked: I have a lot of Tiffany’s jewelry that is so dark now!! Any good inexpensive cleaner out there I can buy from a target, walmart, etc?

How can I get tarnish off my sterling silver ring?

caitlinelise10 asked: I have been going to the pool every few days and I always forget to take my ring off. The first few times, the tarnish washed off with my jewelry cleaner but now it won’t. How can I get it off??? Thanks!