Here are 4 tips for today's trading. This will help you decide where you should invest and what to look for:
There aren't many people in the world who can single-handedly move markets. But Warren Buffett is one of them.
1) The Buffett effect
Shares in airplane parts manufacturer Precision Castparts (PCP) are rising by about 13% premarket on expectations that Warren Buffett's firm Berkshire Hathaway (BRKB) is set to buy the company.
There are reports saying the deal could be worth more than $30 billion.
Berkshire already holds a 3% stake in the company, which is based in Portland, Oregon.
2) Crude collapse
The price of oil touched its lowest point of the year this weekend, briefly dropping to about $43.40 per barrel. Crude has recovered slightly but is still trading below $44 per barrel.
The price of oil has declined by nearly 30% since mid-June.
3) Summer slowdown
It's relatively calm across other global markets.
U.S. stock futures are holding steady, and the U.S. dollar is rising against a range of other currencies.
European markets are slipping in early trading.
Asian markets ended with mixed results, with Chinese stocks surging. The Shanghai Composite shot up nearly 5% Monday after enduring some extreme volatility over the past few months.
4) Earnings updates
There are a handful of major firms reporting earnings after the closing bell, including Kraft Heinz (KHC) and Shake Shack (SHAK).
Ask us about our FREE financial advice program: 
Other Top Stories:
Technical Analysis Lesson 1 - Introduction
How I Made Over $30,000 a Year by Investing in Binary Options
Follow us and SHARE this story on Facebook: 