Congratulations! FYI, beehives should be at least 3 feet apart. Straps are never a bad idea.
Also you MUST treat for mites: VARROA MITE TREATMENT GUIDE
FORMIC ACID - EARLY TO MID JUNE PRO: safe to use with honey supers, kills phoretic AND reproductive mites CON: temperatures over 85 can sterilize or kill a queen
APIVAR USE IN EARLY FALL (after the supers come off) PRO: very effective 42-day treatment CON: not safe for honey
OXALIC ACID - USE AROUND NOV-DEC CON: won't penetrate brood cells; use in broodless periods PRO: Cheap and effective