I understand that Tod, but if they wish to remain here for the long-term without the expense of returning to their "home country", it is really becoming increasingly difficult, particularly if they are on a budget and making a border bounce considered costly.
The attire I have seen westerners wear everywhere from DMCW to the US Embassy is shall we say, "surprising" to say the least.....even with the signs advising what is considered impolite.
Charlotte, as unfair and ridiculous as it sounds, if the applicant has tattoos, that might also cause the consular to reject the applicant. Sadly the "true" reason for rejection is not always stated.