CoinMarketCal - this one I little bit unknowns by masses but it is super useful. It is a one spot for all the crypto events going on. Everything that is available somewhere it will probably be here, every fork, every update, live events, AMA, test-net, main-net, release dates... Source: 6 months ago

Https://coinmarketcal.com/en/ is also a very useful site to check out important dates for projects. Source: over 1 year ago

I've had good results with short term investments in alts. One of the methods I used was reading road maps on the project's site, and looking for major milestones. Often they'd pump as the update gets closer and closer. Then I sell a day or two before the milestone is reached. I'd sell it for bitcoin usually. CoinMarketCal lists events and updates, and it might make coin selection faster. Source: over 1 year ago

This website shows all upcoming events and future releases regarding a certain Cryptocurrency. Allows you to see what's being released by which cryptocurrency, and gives you an opportunity to buy ahead in anticipation for price increases as a result of upcoming events. https://coinmarketcal.com/en/. Source: over 2 years ago

The cryptocurrency exchange rate reacts to the news one way or another, you just have to open and close a position in time. Earlier we said that it would be challenging for novice traders to work on a M1 time frame. However, from personal experience I can say that in this particular case, the M1 time frame is as relevant as possible. Larger time frames may simply not reflect the market’s reaction to this or that... Source: over 2 years ago

My first stop is always bookfinder. Doesn't cross-reference every site but it does a good chunk of them. Source: 12 months ago

If an era (say civil war) go to http://bookfinder.com. Now on the front page click Advanced Search. You can select year of publication. So for civil war I would plug in up to 1900. Source: about 1 year ago

First you need to learn to grade the book, as value is related directly to condition. Then you can look the book up on bookfinder.com and see what it's worth. But... there's a caveat. There's lots of "script sellers" out there, sellers that don't actually own the book - but which scrape the data, markup the price and offer it for sale, planning to buy it when you do. There's also many utter idiots who will... Source: about 1 year ago

If you NEED to purchase a book, use bookfinder.com to find the cheapest books. Always verify the ISBN to make sure you get the correct one edition. Source: about 1 year ago

You should also check bookfinder.com. Source: about 1 year ago