Military resettlement packages depend on a lot of things; time served, circumstances of leaving etc. However, everyone is given a resettlement interview and told how they can claim what benefits etc. The system is not perfect and a lot depends on the person leaving as well as his chain of command. Often the post of resettlement officer is a secondary duty, and not all resettlement officers are as knowledgeable as they should be.
On the subject of soldiers on the streets, it is a complex issue and there is not an easy explination or an easy answer. There will be as many reasons for home