On the first day keep begging and collect scrape . You can find item in trash only near water source for maintain hygiene.But don't eat anything from trash .If you want to eat anytning from trash . Use pill or vitamin.Sleep in open to get the dog.

The best item you should find is eye glasses . This item increase learning and happiness when reading the book light novel or reading at library.The next best thing is text book and light novel .Try to use reading as your main source of happiness since is cheapest and it also add literacy that you need for job.Bus pass and cheap winter equipment is also good. Buy the one you can see at shop.

Keep apply every job even success rate is 0 % to train perk.Take and working in all job you can get. .You should work in the morning then quit and apply for higher job in the same day. This way you get money without losing your opportunity foe higher job.

In Summer collect money and food .Then in winter use library to avoid coldness. Use library for 1-2 hour .Then quit to use worm time for begging people nearby.Then re enter the library and repeating the same thing. Go back to your shelter before cerfew .

In Summer sleep near cerfew ,Using time tobegging as much money as possible working job near dead line. But in winter without winter equipment try to sleep early and working your job early to avoid coldness.Also avoid raining.

For people who don't mind cheese you can quit and reload at the beginning of the day if you make gravly mistake .
You can stop the clock but not the time when you click at bus stop. The clock stop but npc still moving. Your hunger happiness and hygine still drop. Stop the clock waiting for the NPC to come close to beg them .Thsi way you can beg for more people.Avoid using this tactic in Winter or rainny day without winter equipment. Since your happiness drop fast in coldness so it can be pain more than gain.

Sorry for by bad English. Collect me if I am wrong. If anything you don't understand please feel free to ask.