Complex sentence: Oroville started to become a tourist location in the mid 2000s with large condo developments being placed, the town had an economy peak in 2005-2007 but is now suffering due to the recession.
Split into simpler sentences: Oroville started to become a tourist location; in the mid 2000s, large condo developments were proposed. The city had an economy peak in 2005-2007 but is now suffering due to the recession.