Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to clean windows professionally [title] Get the right tools. [substeps] A good squeegee rubber is the first and most important tool of the trade. Squeegee blades are cheap, change them often.

Ending1: Get an electric squeegee if there are no water leaks available. In heat and environment they can be difficult to remove. Ending2: Always start the job with a clean scrubber or lamb's wool applicator. Scraper blades are changed at the beginning of each day. Ending3: Have plenty of plastic to cut smaller pieces or use for soaks. [title] Read up on the tools you need. Ending4: The most effective option is soft pad squeegee. Any carpet squeegee is fine to use and clean your windows automatically with.

Answer format: ending1/ending2/ending3/ending4