I assume you mean the sheathing on the slope of the roof that the roofing is nailed to. It is unlikely you could get them to lay down flat enough to have a smooth roof when finished. Any dips between rafters is going to show through to the shingles.
LORA is a company that determines if an item should be replaced, discarded, or repaired. This is determined if the item is cheaper to be repaired or replaced.
Because most of the time its cheaper to get a new one that to get it repaired.
Replaced,no question.
punch
Electrical equipment that is defective should be where possible repaired and if not repairable it should be replaced.
Moldy carpet should not be cleaned, it should be replaced. Consider that by the time the carpet has molded, the padding and underlayment have already been damaged and need to be replaced or repaired.
It probably not working right. You should get it repaired or replaced.
Grout typically lasts around 10-15 years before needing to be replaced or repaired. Factors such as quality of installation, maintenance, and wear and tear can affect the lifespan of grout.
Broken electronics are often easier to get replaced than repaired.
If you get sparking in an electrical switch there is a loose connection or short in the circuit. The switch should be repaired or replaced.
If you have condensation between the glass, it probably means that you have a bad seal. This problem should be repaired or the unit should be replaced.
A hardware malfunction will mean that the hardware needs to be replaced or repaired. There are many businesses that will make these repairs for you.