Conditions, materials, and worksite will vary, but for a non tear-off, asphalt shingle roof with a few valleys and a pitch under 6/12, a labor charge of $75-$90 per square for non-metro Midwest application is in the ballpark.
how much to charge to install metal frame doorsoors
Determine how much you will work for per hour then multiply that times the amount of time it takes you to replace that window.
I would just take it to bestbuy they charge like $80-120
I should charge 5%
Depends on the situation, I would charge 1-2 hours for that, but other equipment can complicate the job. If there are garburators and water filters they often have to be removed and replaced.
I charge $5 per foot with a 100 ft min.
uhh. how much did he charge you when you were growin' up?
If you do it for a living, I would charge half of normal. If you are just handy and know how to do it, $20. That's what I have done for years. If the person feels guilty about the $20 they can add to it. If not, you did your good deed.
If they are very good friend of you, you should not charge. Otherwise charge according to how much you work.
That depends entirely on your location, the time required and the materials needed. This is not an answerable question
they should charge just enough but not too much
Why don't you ask a mechanic?