To sell one's own grandmother to get ahead shows how unprincipled someone can be.

The new limited-edition sneakers are selling like hot cakes, and stores keep restocking them every morning.

Many investors still believe the old saying 'sell in May, then go away' when planning their summer trades.

Many investors still adhere to the old proverb 'sell in May then go away' when rebalancing their portfolios.

As the old proverb warns, sell in May, then stay away — a strategy some traders still follow to avoid summer volatility.

Many traders still heed the proverb sell in May and stay away when deciding their summer investment strategies.

In the auto industry they follow a simple maxim — race on Sunday, sell on Monday — because a victory on the track turns into showroom demand.

As the proverb goes, 'wins on Sunday, sells on Monday,' it reminds us that a victory one day can create demand the next.

As the proverb goes, 'win on Sunday, sell on Monday,' it reminds us that sporting success can immediately create commercial opportunities.

The hacker group's buy, lie and sell high scheme defrauded investors by artificially inflating the token's price.