Sometimes when a person may be too emotionally dependent on a relationship, he tends to think of the partner as their “property”.
So if they perceive their partners getting near to others, they take it as a violation of their rights to their partners and become insanely jealous.
An extreme form of this neediness sometimes takes the form of emotional blackmailing.
A person with severe abandonment issues may force a partner to stay by saying something like 'I’ll end my life if you leave me' or other ways of threatening self-harm.
In this latest release, RSVP's resident relationship expert and psychologist John Aiken complains that men "appear to be taking dating setbacks too personally".
"For many single men, the dating process can be daunting and they view it as an opportunity for possible failure and rejection, whereas women appear to be more pragmatic.
A lack of eligible singles in local area (13%) Single Women - Main challenges to finding a serious relationship 1.
Limited opportunities or occasions to meet other singles (36%) 2.
More from our sites: Mystery around marriage proposal caught by police helicopter Caitlyn gives 70s classic new life on X Factor Iggy's Versace gown flown in especially for MTV awards i Phone 6: Chinese telecom 'leaks image' of new model Grieving family come together for crash survivor's 12th birthday According to RSVP, more than 3500 Australians were surveyed by Nielsen for its 2014 Date of the Nation Report.
The romance website has been drip-feeding the results of its research for much of the year.
Alternately his abandonment issues could also be the consequence of a painful heartbreak during teenage years.