Decline a handshake, reject every kiss on the cheek and definitely avoid hugging. Try a direct look or hand movement instead.
All over the world, people are changing their habits at work, at home and in worship to reduce the risk of contracting the new corona virus and prevent it from spreading further.
AFP is investigating changes in behavior due to the corona virus, which has killed more than 3,000 people worldwide.
In Beijing, the capital of the country in which the outbreak began, red hoardings are calling on people not to shake hands, but to form a greeting.
Speakers tell people to do the traditional Gong Shou gesture – a fist in the opposite palm – to say hello.
The newspapers were filled with advice on how to replace kissing on the cheek – an everyday greeting in France, even between people who have just met – and shaking hands, a common formality at work.
The etiquette expert Philippe Lichtfus, often cited in the media, says handshakes are a relatively young development that began in the Middle Ages.
He says that just looking into someone's eyes can be enough as a greeting.
The Brazilian Ministry of Health has advised citizens not to share metal straws with which the caffeine-rich South American beverage companion, also known as Chimarrao, is consumed.
In the meantime, a kiss – even if not on the mouth – is absolutely discouraged as a greeting.
Federal Minister of the Interior Horst Seehofer rejected Chancellor Angela Merkel's attempt to shake his hand on Monday, smiling and keeping both hands to himself.
They both laughed and Merkel threw her hand in the air before sitting down.
The outbreak could hit one of Spain's most cherished traditions – kissing Sculptures of the Virgin Mary the week before Easter.
The ritual could be banned just a month before the week begins. "It is one of the measures on the table," said national health official Fernando Simon.
During Holy Week, the faithful queue up to kiss the hands or feet of the sculptures of Mary and the Saints and seek protection.
The Romanian Martisor Festival marks the beginning of spring when talisman strings and flowers are distributed, often from men to women.
But the government has given a message to people asking them to hand over the flowers and talismans without the kiss. "Let's give the flowers, but not the kiss," said Nelu Tataru, State Secretary at the Ministry of Health.
In Poland, one of the most Catholic countries in Europe, believers are allowed to take "spiritual communion" instead of consuming communal bread – or it can be put in the hands rather than the mouth.
The faithful were also asked not to immerse their hands in holy water when entering and leaving the church and to make the sign of the cross instead.
Is the footshake the new handshake?
In Iran, where 66 people were killed by the virus, a video has gone viral in which three friends meet – hands in their pockets, two of them wearing masks – and knocking on their feet in greeting.
A similar video in Lebanon shows singer Ragheb Alama and comedian Michel Abou Sleiman tapping their feet together while making kissing noises with their mouths.
Some New Zealand educational institutions have temporarily given up the Maori greeting known as Hongi. Two people press their noses together.
The WelTec Polytechnic in Wellington said that instead of the staff greeting new students, the greeting ceremony would instead include a Waiata or Maori song.
New South Wales Minister of Health, Brad Hazzard, urged the Australians to kiss with caution and suggested pat on the back instead of a handshake.
"It's a very Australian thing, for example, reaching out to shake hands. I would suggest to the community … it's time for the Aussies to pat each other on the back first – no shaking hands," he said ,
"There are other things that can be done – I will not say, do not kiss, but you could certainly exercise a certain amount of care and caution if you choose to kiss."
The United Arab Emirates and Qatar are advising citizens to end the traditional "nose to nose" greeting.
The UAE also said that people should not shake hands or kiss. Greet yourself "just by waving," it said.
NBA stars have received a number of recommendations, including that players who interact with fans should fist rather than high-five and avoid autographing items such as pens, balls, and jerseys, ESPN reported.
Some players have already taken steps to limit their exposure to the virus. Portland Trail Blazers star, C.J. McCollum, said he had not signed autographs because of the outbreak.
"Make sure you wash your hands with soap for 20 or more seconds and cover your mouth when you cough," McCollum wrote on Twitter.
(Except for the headline, this story was not edited by NDTV staff and published from a syndicated feed.)