There are a lot of exchange platform you are talking about and it is better to be specific. I think there is some error that they need to adjust like maintenance for a large volume of exchange.
One of the fastest exchange today is the yobit and also it gives you all the information you needed for your transaction and also it has a fast transaction.
You can benefit in this forum by just reading some questions and answers of the other user by learning on their technique you can now adopt for your trading.
Here in crypto talk we are exchanging ideas, knowledge, experience and skills to improve the community and also help other users too by that then forum are giving us a good payment.
If you are trying to find some legit investment and you want to earn with profit try the cryptocurrency and the yobit exchange those are legit and not scam platform.
Before it is too hard to find a legit paying website that supports the cryptocurrency but today here in crypto talk you can earn for almost 2 dollars a day and they are legit paying.
One of the most use cryptocurrency is the bitcoin because of the profit it already gives today, and many people already got their profit on their investment.