The money received from the VA Funding Fee is used to offset the few loans that go into default, and further reduces the cost to taxpayers, ensuring the VA Home Loan program continues for future generations.
Not likely. Most swollen or inflamed lymph nodes in the groin are not due to STDs, and gonorrhea and chlamydia don't do this. (There is a special kind of chlamydia called lymphogranuloma venereum or LGV, which causes this kind of problem, but extremely rare and almost never in heterosexuals.) If you're at risk for STDs, get checked for gonorrhea or chlamydia -- but not because of lymph nodes in the groin.
When bacteria are recognized in the lymph fluid, the lymph nodes make more infection-fighting white blood cells, which can cause swelling. The swollen nodes can sometimes be felt in the neck, underarms and groin, according to the NLM. Lymphadenopathy is usually caused by infection, inflammation, or cancer.