It has been the case that many times the suicide bomber's spouse, but in this case family, would have received large amounts of money before they died. He states when he arrived in Syria he had only $20 in his possession. He wouldn't need much more than that if he was going to die.
It is fairly obvious from this story he did not have the support of his family, but, why didn't the family turn him in before he left the USA for the last time?
July 20, 2014
By Michael S. Schmit
And they have never publicly acknowledged the startling discovery they made weeks into their investigation: that after receiving training by an extremist group in Syria, Mr. Abusalha had returned to the United States for several months before leaving the country for the last time....
...“From there I had no money; I didn’t have nobody to even help me get to Syria,” he said. He did not say how he had gotten from Turkey to Syria.
Before leaving the United States, he said, he walked five miles to the airport.
“I asked Allah the whole way to make it easy for me, and Allah made it easy for me,” he said, adding that he had tried to recruit other Americans to go to Syria....