There’s no right or wrong approach when it comes to investing. Some investors may employ a bottom-up strategy, sifting for companies with strong financial metrics to invest in. Others use what is known as a top-down methodology which involves searching for industries that are performing well before drilling down into specific companies within the industry. This top-down approach can be useful in times of crises such as the current COVID-19 pandemic. A wide swath of industries has been adversely impacted by the numerous lockdowns and border closures, resulting in plunging demand for goods and services. Besides, movement control restrictions and social distancing guidelines have also limited large groups from gathering and resulted in lower levels of personal interaction. These measures have led to pent-up demand for services that we may have taken for granted during good times. Here are three industries that may see a surge in business activity once the recovery from the pandemic goes into full swing....